Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: Y056RX
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Real Government Gross Investment: Gross Investment: Intellectual Property Products: Software [Y056RX1A020NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/Y056RX1A020NBEA, June 18, 2018.