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For release on delivery
1:00 PM (EDT)
October 17, 1995

Testimony by
Janet L. Yellen
Member, Board of Governors of the Federal Reserve System
before the
Subcommittee on Financial Institutions and Consumer Credit
of the Committee on Banking and Financial Services
U.S. House of Representatives
October 17, 1995

I am pleased to appear before this Subcommittee on behalf of
the Federal Reserve Board to discuss issues related to mergers among
U.S. banking organizations.

The last fifteen years have seen

considerable consolidation of our banking system, a process that
probably will continue for some time.

This ongoing consolidation is

in many ways a natural response to the changing banking environment.
However, the very large bank mergers that have been consummated or
announced in recent years, and particularly in recent months, have
raised a number of public policy questions and concerns.

In the

Board's view, the primary objectives of public policy in this area
should be to help manage the evolution of the banking industry in ways
that preserve the benefits of competition for the consumers of banking
services, and ensure a safe and sound banking system.

My statement

today will focus on how, within the context of existing law, the
Federal Reserve is pursuing these goals, and will review the potential
economic effects of bank mergers.

Trends in Mergers and Banking Structure
It is useful to begin a discussion of the public policy and
other implications of bank mergers with a brief description of recent
trends in merger activity and overall U.S. banking structure.

The

statistical tables in the appendix of my statement provide some detail
that may be of interest to the Subcommittee.
Bank Mergers:
bank mergers

From a variety of perspectives, the pace of

(including mergers of banks and bank holding companies

and acquisitions of banks by bank holding companies) has accelerated
since 1980

(table 1).

For example, excluding acquisitions of failed

or failing banks by healthy banks and bank holding companies, in 1980
there were less than 200 bank mergers involving some $10 billion in

2
•r

acquired assets; by 1987 the annual number of mergers reached about
650 with almost $125 billion of acquired assets.

In 1989, the number

of mergers dropped back to 350 involving about $43 billion of bank
assets acquired.

In the 1990s, however, the number of mergers began

to rise again, to nearly 450 in 1994 with acquired assets of about
$110 billion.

Through September 1995, the pace of merger activity has

remained high, and there has been an exceptional number of very large
bank merger announcements including Chase-Chemical, First Union-First
Fidelity, NBD-First Chicago, Fleet-Shawmut, and PNC-Midlantic.
large mergers occurred with growing frequency after 1980.

Very

In 1980,

there were no mergers or acquisitions of commercial banking
organizations where both parties had over $1.0 billion in total assets
(table 2).

The years 1987 through 1994 averaged fourteen such

transactions per year and-- reflecting changes in state law--an
increasing number of these reflected interstate acquisitions by bank
holding companies.

Three of the largest mergers in U.S. banking

history took place during 1990-1994--Chemical-Manufacturers Hanover,
NCNB-C&S Sovran, and BankAmerica-Security Pacific.

These mergers

would all be surpassed by the recently announced proposal to merge
Chemical and Chase Manhattan.
National Banking Structure:

The high level of merger

activity since 1980, along with a large number of bank failures, is
reflected in a steady decline in the number of U.S. banking
organizations from 1980 through 1994 (table 3).

In 1980, there were

over 12,000 banking organizations, defined as bank holding companies
and independent banks; the independent banks and banks owned by bank
holding companies numbered nearly 14,500 banks.

By 1990 there were

about 9,200 banking organizations, and in 1995 the number of
organizations had fallen to about 7,700 (including over 10,000 banks)--

3

declines of over one-third in organizations and over one-fourth in
numbers of banks from 1980.

These trends have also been accompanied

by a substantial increase in the share of total banking assets
controlled by the largest banking organizations.

For example, the

proportion of domestic banking assets accounted for by the 100 largest
banking organizations went from just over one-half in 1980, to nearly
two-thirds in 1990, to over 70 percent in June 1995 (table 4).
The trends I have just described must be placed in
perspective, because taken by themselves they hide some of the key
dynamics of the banking industry.

As shown in table 5, while there

was a large decline in the number of banking organizations over the
period 1980-1994, reflecting about 1,500 bank failures and over 6,300
bank acquisitions, some 3,200 new banks were formed, in spite of a
sharp decline in formations after 1989.

Similarly, while during the

period over 13,000 bank branches were closed, the same period saw the
opening of well over 28,000 new branches.

Perhaps even more

importantly, the total number of banking offices increased sharply
from about 53,000 in 1980 to over 65,000 in 1994, a 23 percent rise,
and the population per banking office declined.

Fewer banking

organizations clearly has not meant fewer banking offices serving the
public.
Data on the nationwide concentration of U.S. banking assets
must also be viewed in perspective.

The increases in nationwide

concentration and mergers reflect to a large degree a response by the
larger banking organizations to the removal of legal restrictions on
geographic expansion both within and across states.

That is, the

industry is moving from many separate state banking structures imposed
by legal barriers toward more of a nationwide banking structure that
long would have been in existence had legal restrictions not stood in

4

the way.

The sudden adjustment to a new legal environment should not

be a surprise, nor is the large adjustment necessarily one that will
continue for an extended period.
The removal of legal restrictions on geographic
diversification began in earnest during the mid-1980s, as did the
merger movement.

For example, twenty-two states during the 1980s

reduced branching restrictions compared with only six states during
the 197 0s.

Also during the 1980s, most states passed laws allowing

the acquisition of in-state banks by out-of-state organizations.

As a

result, while in 1987, only about 11 percent of banking assets were
owned by out-of-state organizations, by mid-1995 that figure had risen
to over one-fourth (table 6).

Looked at another way, even by 1987

almost 92 percent of U.S. banking assets were open to access by at
least some out-of-state bank holding companies, and by September 1995
that proportion had risen to over 99 percent.

Passage of the

Interstate Banking and Branching Efficiency Act in September 1994
further expanded geographic diversification opportunities--opening up
interstate branching by banks and all interstate banking to common
rules.

It is undoubtedly a major factor behind the several large bank

mergers and announcements of mergers during 1995 as firms expand into
new areas or respond to the potential for major firms entering their
markets.
Other forces have also been transforming the banking
landscape, and the resulting acceleration of competitive pressures has
encouraged many banks to seek merger partners.
technological change:

Chief among these is

The rapid growth of computers and

telecommunications, which has allowed a scale of operations that would
not have been manageable previously.

Technological change has also

encouraged financial globalization, with expanded cross-border asset

5

holdings, trading, and credit flows and, in response, foreign and
domestic banks and other financial institutions have increased their
cross-border operations.

The resulting increase in domestic

competition, especially for larger banking organizations, has been
intense.

Today, for example, over 40 percent of the domestic

commercial and industrial bank loan market is accounted for by foreign
banks.
Local Market Banking Structure:

Given the Board's statutory

responsibility to ensure competitive banking markets by applying
antitrust standards, it is critical to understand that nationwide
concentration statistics are not the appropriate metric for assessing
competitive effects.

Virtually all observers agree that in the vast

majority of cases the relevant issue is competition in local banking
markets.

From 1980 through 1994 the average percentage of bank

deposits accounted for by the three largest firms in both urban and
rural markets has remained steady or actually declined slightly even
as nationwide concentration has increased substantially.
has continued since the mid-1970s.

This trend

Essentially similar trends are

apparent when local market bank concentration is measured by the
Herfindahl-Hirschman Index

(HHI).

Because of the importance of local

banking markets, I would like to provide somewhat more detail on the
implications of bank mergers for local market concentration.
Metropolitan Statistical Areas

(MSAs) and non-MSA counties

are often used as proxies for urban and rural banking markets.

The

average three-firm deposit concentration ratio for urban markets
increased by only two-tenths of a percentage point between 1980 and
1994

(table 7).

Average concentration in rural counties actually

declined by six-tenths of a point.

Similarly, the average bank

deposit-based HHI for both urban and rural markets fell between 1980

6

and 1994 (table 8).

When thrift deposits are given a 50 percent

weight in these calculations, average HHIs are sharply lower than the
bank-only HHIs, but the trend becomes somewhat positive.

On balance,

the three-firm concentration ratios and the HHI data strongly suggest
that despite the fact that there were over 6,300 bank mergers between
1980 and 1994, local banking market concentration has remained about
the same.
Why haven't all of these mergers increased local market
concentration?

There are a number of reasons.

First, many mergers

are between firms operating primarily in different local banking
markets.

While these mergers may increase national or state

concentration, they do not tend to increase concentration in local
banking markets and thus do not reduce competition.
Second, as I have already pointed out, there is new entry
into banking markets.

In most markets new banks can be formed fairly

easily, and some key regulatory barriers, such as restrictions on
interstate banking, have been all but eliminated.

New banks continue

to be formed in states throughout the country, although the number of
new bank formations has declined sharply during the 1990s.
Third, the evidence overwhelmingly indicates that banks from
outside a market usually do not increase their market share after
entering a new market by acquisition.

An oft-mentioned example here

is the inability of the New York City banks to gain significant market
share in upstate New York.

More general studies indicate that, when a

local bank is acquired by a large out-of-market bank, there is
normally some loss of market share.

The new owners are not able to

retain all of the customers of the acquired bank.
Fourth, it is important to emphasize that small banks have
been and continue to be able to retain their market share and

7

profitability in competition with larger banks.

Our staff has done

repeated studies of small banks; all these studies indicate that small
banks continue to perform as well as. or better than, their large
counterparts, even in the banking markets dominated by the major
banks.

Indeed, size is not an important determining factor even for

international competition.

The U.S. has not had any banks among the

largest twenty in the world since 1989 and even if all of the proposed
mergers were consummated, U.S. banks would still not rank among the
largest twenty.

Yet those U.S. banks that compete in world markets

are consistently among the most profitable in the world and include
those that are ranked as the most innovative.

It is notable that U.S.

banks, in addition to being among the most profitable, have in the
1990s demonstrated their ability to attract capital.

When measured by

equity, two of the largest ten banks in the world are U.S. banks, and
three of the largest ten if the Chemical-Chase merger is consummated.
Finally, administration of the antitrust laws has almost
surely played a role.

At a minimum, banking organizations have been

deterred from proposing seriously anticompetitive mergers.

And in

some cases, to obtain merger approval, banks have divested banking
assets and deposits in certain local markets where the merger would
have otherwise resulted in substantially more concentrated markets.
Overall, then, the picture that emerges is that of a dynamic
U.S. banking structure adjusting to the removal of longstanding legal
restrictions on geographic expansion, technological change, and
greatly increased domestic and international competition.

Even as the

number of banking organizations has declined, the number of banking
offices has continued to increase in response to the demands of
consumers, and measures of local banking structure have remained quite
stable.

In such an environment, it is potentially very misleading to

8

make broad generalizations without looking more deeply into what lies
below the surface.

In part for the same reasons that make

generalizations difficult, the Federal Reserve devotes considerable
care and substantial resources to analyzing individual merger
applications,

Federal Reserve Methodology for Analyzing Proposed Bank Mergers
The Federal Reserve Board is required by the Bank Holding
Company Act (1956) and the Bank Merger Act (1960) to assess the
effects when (1) a holding company acquires a bank or merges with
another holding company, or (2) the bank resulting from a merger is a
state-chartered member bank.

The Board must evaluate the likely

effects of such mergers on competition, the financial and managerial
resources and future prospects of the firms involved, the convenience
and needs of the communities to be served, and Community Reinvestment
Act requirements.
This section of my statement briefly discusses the
methodology the Board uses in assessing a proposed merger.

In light

of the Subcommittee's interests, emphasis is placed on competitive
factors.
Competitive Criteria:

In considering the competitive effects

of a proposed bank acquisition, the Board is required to apply the
same competitive standards contained in the Sherman and Clayton
Antitrust Acts.

The Bank Holding Company (BHC) Act and the Bank

Merger Act do contain a special provision, applicable primarily in
troubled-bank cases, that permits the Board to balance public benefits
from proposed mergers against potential adverse competitive effects.
The Board's analysis of competition begins with defining the
geographic areas that are likely to be affected by a merger.

Under

9

procedures established by the Board, these areas are defined by staff
at the local Reserve Bank in whose District the merger would occur,
with oversight by staff in Washington.

In mergers where one or both

parties are in two Federal Reserve Districts, the Reserve Banks
cooperate, as required.

To ensure that market definition criteria

remain current, and in an effort to better understand the dynamics of
the banking industry, the Board has recently sponsored several
surveys, including the 1988 and 1993 National Surveys of Small
Business Finances, a triennial national Survey of Consumer Finances,
and telephone surveys in specific merger cases, to assist it in
defining geographic markets in banking.

These surveys and other

evidence continue to suggest that small businesses and households tend
to obtain their financial services in their local area.

This local

geographic market definition would, of course, be less important for
the financial services obtained by large businesses.
With this basic local market orientation of households and
small businesses in mind, the staff constructs a local market index of
concentration, the HHI, which is widely accepted as a sensitive
measure of market concentration, in order to conduct a preliminary
screen of a proposed merger.
bank and thrift deposits.

The HHI is calculated based on local

The merger would not be regarded as

anticompetitive if the resulting market share, the HHI, and the change
in that index do not exceed the criteria in the Justice Department's
merger guidelines for banking.

However, while the HHI is an important

indicator of competition, it is not a comprehensive one.

In addition

to statistics on market share and bank concentration, economic theory
and evidence suggest that other factors, such as potential
competition, the strength of the target, and the market environment
may have important influences on bank behavior.

These other factors

10

have become increasingly important as a result of many recent
procompetitive changes in the financial sector.

Thus, if the

resulting market share and the level and change in the HHI are within
Justice Department guidelines, there is a presumption that the merger
is acceptable, but if they are not, a more thorough economic analysis
is required.
Because the importance of the other factors that may
influence competition often varies from case to case and market to
market, an in-depth economic analysis of competition is required in
each of those merger proposals where the Justice Department guidelines
are exceeded.

To conduct such an analysis of competition, the Board

uses information from its own major national surveys noted above, from
telephone surveys of households and small businesses in the market
being studied, from on-site investigations by staff, and from various
standard databases with information on market income, population,
deposits, and other variables.

These data, along with results of

general empirical research by Federal Reserve System staff, academics,
and others, are used to assess the importance of various factors that
may affect competition.

To provide the Subcommittee with an

indication of the range of other factors the Board may consider in
evaluating competition in local markets, I shall briefly outline these
considerations.
Potential competition, or the possibility that other firms
may enter the market, may be regarded as a significant procompetitive
factor.

It is most relevant in markets that are attractive for entry

and where barriers to entry, legal or otherwise, are low.

Thus, for

example, potential competition is of relatively little importance in
markets where entry is unlikely for economic reasons, such as in
smaller markets.

For potential competition to be a significant

11

factor, it will generally be necessary for there to be potential
acquisition targets as well as meaningful potential entrants.

These

conditions are most likely to be relevant in urban markets.
Thrift institution deposits are now typically accorded 50
percent weight in calculating statistical measures of the impact of a
merger on market structure for the Board's analysis of competition.
In some instances, however, a higher percentage may be included if
thrifts in the relevant market look very much like banks, as indicated
by the substantial exercise of their transactions account, commercial
lending, and consumer lending powers.
Competition from other depository and nonbank financial
institutions may also be given weight if such entities clearly provide
substitutes for the basic banking services used by most households and
small businesses.

In this context, credit unions and finance

companies may be particularly important, and over time, nonbank
competition has become substantially more important.
The competitive significance of the target firm can be a
factor in some cases.

For example, if the bank being acquired is not

a reasonably active competitor in a market, its market share might be
given a smaller weight in the analysis of competition than otherwise.
Adverse structural effects may be offset somewhat if the firm
to be acquired is located in a declining market.

This factor would

apply where a weak or declining market is clearly a fundamental and
long-term trend, and there are indications that exit by merger would
be appropriate because exit by closing offices is not desirable and
shrinkage would lead to diseconomies of scale.

This factor is most

likely to be relevant in rural markets.
Competitive issues may be reduced in importance if the bank
to be acquired has failed or is about to fail.

In such a case, it may

be desirable to allow some adverse competitive effects if this means
that banking services will continue to be made available to local
customers rather than be severely restricted or perhaps eliminated.
A very high level of the HHI could raise questions about the
competitive effects of a merger even if the change in the HHI is less
than the Justice Department criteria.

This factor would be given

additional weight if there has been a clear trend toward increasing
concentration in the market.
Finally, other factors unique to a market or firm would be
considered if they are relevant to the analysis of competition.

These

factors might include evidence on the nature and degree of competition
in a market, information on pricing behavior, and the quality of
services provided.
Some merger applications are approved only after the
applicant proposes the divestiture of offices in local markets,
retention of which would otherwise violate Justice Department
guidelines, and where the merger cannot be justified using any of the
criteria I have just discussed.

We believe that such divestitures

have provided a useful vehicle for eliminating the potentially
anticompetitive effects of a merger in specific local markets while
allowing the bulk of the merger to proceed.
Safety and Soundness Criteria:

In acting upon merger

applications, the Board is required to consider financial and
managerial resources and the future prospects of the firm.

In doing

so, the Board's goal is to promote and protect the safety and
soundness of the banking system, and to encourage prudent acquisition
behavior by applicant banking organizations.

Indeed, except in very

special circumstances, usually involving failing banks, the Board will

13

not approve a merger or acquisition unless the resulting organization
is expected to be strong and viable.
The Board expects that holding company parents will be a
source of strength to their bank subsidiaries.

In doing so, the Board

generally requires that the holding company applicant and its
subsidiaries be in at least satisfactory overall condition, and that
any weaknesses be addressed prior to Board action on a proposal.

The

holding company applicant must be able to demonstrate the ability to
make the proposed acquisition without unduly diverting financial and
managerial resources from the needs of its existing subsidiary banks.
These general principles apply regardless of the size or type
of acquisition--banking or nonbanking.

The financial and managerial

analysis of an application includes an evaluation of the existing
organization, including bank and nonbank subsidiaries, the parent
company, and the consolidated organization, as well as an evaluation
of the entity to be acquired.

Also included in this analysis are the

financial and accounting effects of the transaction, that is, the
purchase price, the funding and sources thereof, and any purchase
accounting adjustments.

Numerous factors are analyzed for strengths

and weaknesses, including earnings, asset quality, cash flow, capital,
risk management, internal controls, and compliance with law and
regulation.

As the size of the applicant or resulting organization

increases due to mergers or internal growth, so generally does the
complexity of this analysis.

Additionally, areas where weaknesses or

potential issues are identified receive more intense scrutiny.

The

financial condition and management of the resulting organization are
expected to be satisfactory, and financial and managerial resources to
be sufficient in relation to the risk of the transaction; thus,
significant problems or issues must be resolved for favorable action.

Community Reinvestment Act Criteria:

The Community

Reinvestment Act (CRA) performance of banking organizations that seek
the Board's approval to acquire a bank or thrift is a major component
of the "convenience and needs" criteria that must be considered by the
Board.

In making its judgments, the Board pays particular attention

to CRA examination findings.

In addition, any comments received from

the public regarding an applicant's CRA performance become part of the
official record, and such comments are reviewed carefully.

The Board

has developed a substantial record in this area.
Banks supervised by the Federal Reserve System-- regardless of
the size or the geographic scope of a bank's operations --are examined
for CRA purposes generally every eighteen months.

Banking

organizations with identified weaknesses in their consumer compliance
are examined even more frequently.

Our practice is to review the

performance of banks with large intrastate branching systems by
examining a sample of branches, which consists of all major branches
plus one-tenth of all small branches selected on a rotating basis.
The agencies will need to develop a similar procedure for large,
interstate branch systems as well.

Some adjustments may be necessary,

though, to ensure that the CRA examination process continues to work
well for banking organizations that span several states.
The Board expects that banking organizations will have
policies and procedures in place and working well to address and
implement their CRA responsibilities prior to Board consideration of
bank expansion proposals.

The Board generally does not accept

promises for future action in this area as a substitute for a
demonstrated record of performance.

Instead, the Board has accepted

commitments for future action as a means of addressing areas of
weakness in an otherwise satisfactory record.

Where commitments have

15

been accepted, the Board monitors progress in implementing the
proposed actions, both through reports and through the application
process.

Potential Implications of Bank Mergers
The increased rate of bank mergers has raised a number of
concerns regarding the potential effects of banking consolidation on
those consumers whose demands for banking services are primarily local
in nature and on the performance of the merged banks (including prices
paid by consumers at those banks).
Effects of Mergers on Locally Limited Customers:

The current

merger wave in the banking industry is likely to have only modest
effects on the availability of services to households and small
businesses that rely primarily on local providers for their financial
services, and often have few convenient alternatives for such
services.

There are two reasons for this:

(1) to date, most mergers

have not been between banks operating primarily in the same local
banking markets: and (2) the effects of intramarket mergers can be,
and thus far have been, limited by both market forces and antitrust
constraints on such mergers.
Even in those places where in-market mergers have occurred,
the effect on competition has on average not been substantial.

This,

of course, does not mean that users of bank services will never be
harmed by mergers.

No policy can guarantee that result.

But, the

trends in local market concentration I discussed earlier indicate that
the Board's application of antitrust standards to within-market merger
applications generally has preserved competition.

In addition, the

Board's policies have almost certainly discouraged some potential bank
mergers before an application was ever filed.

Moreover, considerable

16

intramarket consolidation could occur without significant
anticompetitive effects.

Many urban markets could see a relatively

large number of in-market mergers before antitrust guidelines would be
violated.

Furthermore, legislation passed during the 1980s made

thrift institutions more important competitors for banking services,
and this has helped to reduce concerns about anticompetitive effects
from intramarket bank mergers.

Proposed legislation before this

Subcommittee may make thrifts even more bank-like, encouraging even
greater competition.
Although many small banks remain viable competitors in
markets after larger bank mergers, some research suggests that large
banks may adopt new banking technologies--such as automated teller
machines and bank credit cards--more rapidly than small banks.
bank mergers may enhance consumer convenience.

Thus,

On the other hand, in-

market bank mergers often lead to some branch closings, raising
concerns that consumer convenience may be harmed.

Indeed, one of the

factors reviewed in a CRA examination is the bank's record of opening
and closing offices.

However, as I pointed out earlier, there has

been a substantial increase in the number of bank offices in the U.S.
in recent years, and the number of ATMs has increased dramatically
(from almost 14,000 in 1980 to almost 110,000 in 1994).

More

important, there is no reason to suspect that the market factors that
have led to this increase in the number of offices and ATMs have
changed.

Indeed, the abolition of constraints on interstate branches

will greatly facilitate this process.

That is, if merging banks

should close branches, the opening of branches by existing competitors
or by new entrants to the market is likely to occur as new profit
opportunities arise.

Such opportunities should become even easier

with full interstate branching, which will take effect in June 1997

17

under the Interstate Banking and Branching Efficiency Act of 1994.

If

consumers demand locational convenience, banks of all sizes will need
to be responsive if they expect to remain viable competitors for
retail customers.
Effects of Mergers on Bank Performance:

Federal Reserve

System staff and others have conducted numerous studies over many
years on the effects of bank mergers and acquisitions.

Some of these

studies have focused on the effect of mergers on bank profits and
prices, while others have looked at the potential for cost savings and
efficiencies derived from mergers.
Of those studies concerned with profits and prices, some have
looked directly at the effects of mergers, while a majority have
approached this issue more indirectly by examining how bank profits
and prices differ across banking markets.

Each type of study is

relevant to an assessment of the impact of bank mergers on
performance.
Studies of differences in bank profitability across markets
with varying degrees of concentration represent the oldest type of
study relevant to the issue.

Typically, such studies have found that

banks operating in more concentrated markets exhibit somewhat higher
profits than do banks in less concentrated markets.

These higher

profits may reflect the lesser degree of competition in more
concentrated markets.

Many have argued, however, that they are simply

an indication of the greater efficiency and lower costs of the largest
firms in such markets.

This challenge is suspect because if a market

is competitive, above-normal profits, whatever their origin, should be
driven down to a competitive level.
Other studies have looked across banking markets for
differences in the prices that banks charge their loan and deposit

18

customers.

For the most part, such studies have found that banks

located in relatively concentrated markets tend to charge higher rates
for certain types of loans, particularly small business loans, and
tend to offer lower interest rates on certain types of deposits,
particularly transactions accounts, than do banks in less concentrated
markets.

These studies have been less subject to question than profit

studies, and therefore tend to be clearer in terms of their
implications for merger policy.

In particular, they suggest that

mergers resulting in relatively high levels of local banking market
concentration can adversely affect local bank customers.

That is,

these studies support the need to maintain antitrust constraints if
locally limited bank customers are to continue to receive
competitively priced banking services.
A related issue relevant to the effect of mergers concerns
the prospect that, through merger, greater bank efficiency can be
achieved, thus yielding a healthier, more competitive banking firm.
Studies that are relevant to the effect cf mergers on bank efficiency
may be divided into those that do and those that do not look directly
at the effects of mergers.
A large number of studies have sought to determine whether
larger banking organizations exhibit lower average costs than do
smaller organizations.

In general, these studies of "scale economies"

find that cost advantages of large firms either do not exist or are
quite small, and most do not find scale economies to exist beyond the
range of a small- to medium-sized bank.

Thus, simply by achieving

larger size, mergers seem unlikely to yield greater efficiency.
Another strand of research has attempted to discover whether
there are important differences in the efficiency with which banks use
inputs to produce a given level of services.

These studies, which

19

essentially focus on the efficiency effects of management skills,
suggest that some banks, both large and small, are just a lot better
than others at using their inputs, such as labor and capital, in a
productive way.

Indeed, estimates of these so-called cost

efficiencies suggest that management skills dominate any benefits from
economies of scale.

In addition, there is some evidence that these

differences in management efficiencies play a role in the incidence of
bank failure.

It is estimated that over 50 percent of the bank

failures in the 1980s came from the highest

(noninterest) cost

quartile of banks, while fewer than 10 percent are estimated to have
occurred in the lowest cost quartile.
In the past several years, numerous researchers have sought
to determine whether past mergers have resulted in cost savings.

Many

such studies examine the changes in noninterest expenses observed
before and after the merger and, in some cases, compare them to the
same changes observed concurrently in banks that did not participate
in mergers.

Other research has used the event study methodology to

examine how the stock market reacted to merger announcements.

The

great majority of these studies have not found evidence of substantial
efficiency gains from mergers.

Evidence on the relative efficiency of

acquiring and acquired firms is mixed.
Let me emphasize that most of these studies are based on many
mergers and thus provide the basis for statistically valid
generalizations.

However, in some individual merger cases, cost

savings and improved efficiency have been reported.

Furthermore, the

previously noted evidence indicating substantial differences in the
relative efficiency of banks suggests that substantial cost savings
are theoretically possible for many banks.

For example, a study done

at the Board a few years ago estimated that annual cost savings on the

20

order of $17 billion would result if the lowest cost banks in the
country were to acquire the highest cost banks, and if the costs of
the acquired banking organizations were subsequently reduced to the
level of the acquiring banks.

While some of these cost differences

may simply reflect differences in the level and types of services
offered to the public, such results are nevertheless suggestive of
potential gains from acquisitions of inefficient firms by efficient
ones.

In addition, it appears that in the evolving world of high

technology and global markets for corporate banking, there is greater
emphasis on efficiency in order to survive.

This has probably played

a role in the efficiency gains noted in some of the individual recent
large mergers.

On balance, a possible future scenario is that it may

become increasingly common for relatively efficient banks to take over
relatively inefficient ones and convert the more poorly performing
institutions into viable, low-cost competitors.

Surely consumers of

financial services could only be better off if such a future were to
occur, and competitive markets are maintained.

Conclusion
The recent wave of large mergers and merger announcements
reflect to a large degree a natural response to new opportunities for
geographic expansion as legal restraints are removed.

The industry is

moving away from a legally fragmented banking structure toward a
nationwide banking structure.

Rapid technological changes and global

competition in corporate banking are almost certainly a motivating
factor for the very large banks.
The increased pace of bank mergers since the early 1980s has
greatly reduced the number of U.S. banking organizations, and resulted
in a substantially higher nationwide concentration of banking assets

21

at the 100 largest banks.

However, concentration in local banking

markets, which is normally considered most important for the analysis
of possible competitive effects, has remained virtually unchanged.

In

addition, there continues to be new bank entry and there is a
continuing increase in the number of banking offices.

This

illustrates that the U.S. banking structure is highly dynamic, and
that sweeping generalizations are extremely difficult to make.
The dynamic nature of U.S. banking means that analysis of the
potential competitive and other effects of individual bank mergers
must be done on a case-by-case, market-by-market, basis.
Reserve devotes considerable resources to this end.

The Federal

Many factors are

considered in the analysis including actual competition from bank and
nonbank sources, potential competition, the general economic health of
the market, and a variety of other factors unique to a given market.
In addition, safety and soundness and CRA concerns are highly
relevant.
To date, the available evidence suggests that recent mergers
have not resulted in adverse effects on the vast majority of consumers
of banking services.

It is certainly possible that some customers

have been disadvantaged by some mergers.

And, mergers can no doubt be

very disruptive to bank employees as functions are consolidated and
reorganized.

But these disruptions do not appear to differ

substantively from similar disruptions in other industries that have
experienced or are undergoing fundamental change.
It is also clear that substantial harm to consumers would
occur if mergers were allowed to decrease competitive pressures
significantly.

However, market developments and the removal of

geographic restrictions on banks have significantly lessened the
chances for anticompetitive effects.

In addition, the antitrust

standards enforced by the bank regulatory agencies and the Department
of Justice have helped to ensure the maintenance of competition.
The evidence to date does not indicate that, on average,
substantial efficiency improvements have resulted from bank mergers.
However, in recent years, there appear to have been some cases of
improvements in efficiency, and our staff work does suggest the
potential for such savings if well-managed entities acquire and modify
the operations of high-cost organizations.

Given the continuing

pressures for cost minimization in banking, it certainly seems
possible that some of this potential will be realized in the future.
In sum, law, regulation, and market forces have so far kept
banking markets competitive, and the same forces should continue to do
so as banks adjust to a new legal and more competitive environment.
Bank consolidation to date has not reduced competition in any
meaningful way and we see no reason why it should begin to do so.
While there have been only a few cases of demonstrable efficiency
gains from past mergers, there is reason to expect that there may be a
higher incidence of such gains in the future.

Given that potential,

and the antitrust laws protecting competition, the Board sees no
reason to be concerned if a banking organization's management and
stockholders choose to respond to the changing environment by
consolidating with other such organizations.

APPENDIX
STATISTICAL TABLES
(Data in these tables are only for commercial banks and bank holding companies)

Table 1

Bank Mergers and Acquisitions, 1980-1994
Year

Number of bank mergers

Bank assets acquired*

1980

190

$10.18

1981

359

34.07

1982

420

40.87

1983

428

50.05

1984

441

69.82

1985

475

67.12

1986

573

94.41

1987

649

123.29

1988

468

87.71

1989

350

43.39

1990

366

43.74

1991

345

150.29

1992

401

165.42

1993

436

103.05

1994

446

111.76

Total

6,347

$1,195.17

* Asset values in billions of dollars.
Source: Stephen A. Rhoades, "Mergers and Acquisitions by Commercial Banks, 1980-1994." Staff
Study. Federal Reserve Board (forthcoming, 4th Quarter, 1995).

Table 2

Number of Large Mergers, 1980-1994*
Year

Number of large m e t e r s

Number of large interstate mergers

1980

0

0

1981

1

0

1982

2

0

1983

5

0

1984

6

0

1985

9

4

1986

9

6

1987

18

11

1988

14

7

1989

3

2

1990

6

2

1991

16

12

1992

23

15

1993

15

10

1994

15

11

Total

142

80

•Where the acquiring firm and target bank are over $1 billion in assets.
Source: Stephen A. Rhoades, "Mergers and Acquisitions by Commercial Banks, 1980-1994." Staff
Study. Federal Reserve Board (forthcoming, 4th Quarter, 1995).

Table 3

Number of Banks, Banking Organizations, and Offices, 1980-19951

Year

Banks 2

Banking
organizations2

Number of
banking offices 3

Population per
banking office 4

1980

14,407

12,335

52,710

4,307

1981

14,389

12,177

54,734

4,184

1982

14,406

11,924

53,826

4,310

1983

14,405

11,669

55,109

4,246

1984

14,381

11,353

56,051

4,211

1985

14,268

11,019

57,417

4,145

1986

14,052

10,510

58,182

4,125

1987

13,542

10,099

58,821

4,114

1988

12,967

9,719

59,569

4,113

1989

12,556

9,457

61,219

4,035

1990

12,195

9,224

63,393

3,928

1991

11,791

9,010

64,681

3,896

1992

11,350

8,734

65,122

3,916

1993

10,869

8,324

63,658

4,053

1994

10,362

7,902

65,100

3,994

1995

10,083

7,715

n.a.

n.a.

1. Banks are defined as insured commercial banks; banking organizations are defined as bank holding
companies and independent commercial banks; and banking offices are defined as insured U.S.
commercial banks plus branches owned by insured commercial banks.
2. Source: NIC Database, Reports of Condition and Income.
3. Number of banking offices=number of insured U.S. commercial banks+number of branches owned
by insured U.S. commercial banks. The source of the branch figures is the Annual Statistical Digest
published by the Board of Governors of the Federal Reserve System, with preliminary data for 1994.
4. Population data for 1980-1993 are from the U.S. Department of Commerce (Bureau of Economic
Analysis). The 1994 data are estimated.

Table 4

Shares of Domestic Commercial Banking Assets Held
by Largest Banking Organizations, 1980-1995
Year

Top 5

Top 10

Top 25

Top 50

Top 100

1980

13.5

21.6

33.1

41.6

51.4

1981

13.2

21.1

33.2

41.6

51.6

1982

13.4

21.8

34.2

43.0

53.6

1983

13.2

21.0

34.0

43.3

54.3

1984

13.0

20.4

33.3

43.7

55.4

1985

12.8

20.4

33.2

45.8

57.9

1986

12.7

20.2

34.1

47.3

60.4

1987

12.6

19.9

34.8

48.5

61.9

1988

12.8

20.4

35.7

51.1

64.0

1989

13.3

21.7

36.9

51.8

64.7

1990

13.1

21.8

37.8

52.7

65.4

1991

16.0

24.4

40.3

53.4

65.5

1992
1993

17.3
17.6

25.6
26.9

41.8
43.8

55.6
58.0

67.1
69.2

1994

18.2

27.9

45.7

59.9

71.3

June 1995

17.6

27.1

45.3

60.0

71.5

Sources: NIC Database, Reports of Condition and Income.

Table 5

Entry and Exit in Banking, 1980-1994

Number
Bank branches
Year

New banks

Failure of
FDIC-insured banks

Mergers and
acquisitions

Openings

Closings

1980

206

10

190

2,397

287

1981

199

10

359

2,326

364

1982

316

42

420

1,666

443

1983

366

48

428

1,320

567

1984

400

79

441

1,405

889

1985

318

120

475

1,480

617

1986

248

138

573

1,387

763

1987

212

184

649

1,117

960

1988

234

200

468

1,676

1,082

1989

204

206

350

1,825

758

1990

165

168

366

2,987

926

1991

106

124

345

2,788

1,456

1992

96

120

401

1,755

1,435

1993

76

42

436

1,909

1,493

1994

66

13

446

2,461

1,146

Total

3,212

1,504

6,347

28,499

13,186

Sources: Failure data are from Annual Report of the Federal Deposit Insurance Corporation and
statistical releases. Mergers and acquisitions data are from Stephen A. Rhoades, "Mergers and
Acquisitions by Commercial Banks, 1980-1994," Staff Study. Federal Reserve Board, forthcoming (4th
quarter, 1995). New bank and branch openings and closings are from the Federal Reserve Board,
Annual Statistical Digest, relevant years.

Table 6

Share of U.S. Bank Assets held by Out-of-State Banking Organizations

Year

Share of U.S. banking assets in
banks owned by out-of-state
banking organizations
(in percent)

Share of U.S. banking assets
open to out-of-state ownership

1987

10.59

91.69

1988

13.72

96.11

1989

15.32

96.98

1990

15.88

97.37

1991

16.89

98.51

1992

19.74

99.28

1993

24.56*

99.49

1994

24.43*

99.53

September 1995

27.10*

99.55**

NOTES:
a. Data are from tables constructed for December of each year. Structure reflects acquisitions that
have been approved by the Board and published in the Federal Reserve Bulletin by December. Asset
data are based on September Call Reports. For September 1995, structure data reflects acquisitions
published in the Federal Reserve Bulletin by September 1995 and financial data are for June 1995.
September 1995 data include interstate branches as of September 1995 using Summary of Deposits data
for June 1994.
b.
*
**

Includes only insured domestic commercial banking assets. Special purpose banks are excluded.
Changed to domestic deposits rather than assets due to the existence of some interstate branching.
June 1995

Table 7

Average Three-firm Deposit Concentration Ratio (in percent) based on
Insured Commercial Banking Organizations, 1976-1994
Year

Metropolitan statistical
areas

Non-metropolitan counties

1976

68.4%

90.0%

1977

67.8

89.9

1978

67.2

89.9

1979

66.7

89.7

1980

66.4

89.6

1981

66.0

89.4

1982

65.8

89.3

1983

65.9

89.4

1984

66.3

89.4

1985

66.7

89.4

1986

67.5

89.5

1987

67.7

89.5

1988

67.8

89.7

1989

67.5

89.7

1990

67.5

89.6

1991

66.7

89.3

1992

67.5

89.2

1993

66.8

89.2

1994

66.6

89.0

Source: Summary of Deposits, 1976-1994.

Table 8
Average Herfindahl-Hirschman Indexes (HHI) of Metropolitan Statistical Areas
and Rural (Non-MSA) Counties, 1976-1994

Insured commercial banks only
Year

MSAs

1976

1,951

1977

Non-MSA counties

Insured commercial banks plus 50% of
savings banks and savings and loan deposits
MSAs

Non-MSA counties

4,504

N.A.

N.A.

1,911

4,476

N.A.

N.A.

1978

1,884

4,451

N.A.

N.A.

1979

1,856

4,417

N.A.

N.A.

1980

1,843

4,396

N.A.

N.A.

1981

1,830

4,351

N.A.

N.A.

1982

1,845

4,340

N.A.

N.A.

1983

1,833

4,330

N.A.

N.A.

1984

1,848

4,341

1,356

3,782

1985

1,878

4,340

1,360

3,764

1986

1,911

4,325

1,388

3,744

1987

1,910

4,317

1,396

3,753

1988

1,912

4,292

1,400

3,726

1989

1,901

4,294

1,423

3,761

1990

1,906

4,266

1,468

3,788

1991

1,874

4,230

1,511

3,831

1992

1,906

4,189

1,563

3,832

1993

1,842

4,175

1,584

3,880

1994

1,825

4,142

1,602

3,873

Sources: Summary of Deposits data for banks and Survey of Savings data for thrifts. Pre-1985 HHIs
calculated using 1985 MSA definitions.