Sarte, Pierre-Daniel , Foerster, Andrew T., 1982- , Hornstein, Andreas and Watson, Mark W. "How Have Changing Sectoral Trends Affected GDP Growth?, 2019-18," Economic Letter (Federal Reserve Bank of San Francisco) (July 8, 2019). https://fraser.stlouisfed.org/title/4960/item/633803, accessed on June 15, 2025.