Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: Y061RC
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Government Gross Investment: Federal: Gross Investment: Intellectual Property Products: Research and Development [Y061RC1Q027SBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/Y061RC1Q027SBEA, April 21, 2018.