Board of Governors of the Federal Reserve System (U.S.), 1935-. "Security Brokers and Dealers, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 26, 1986 : Annual Revisions," Z.1 Financial Accounts of the United States (1986-09-26) : 39-39. https://fraser.stlouisfed.org/title/93/item/69115/toc/483027 , accessed on April 23, 2024.