Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: K10049
A Guide to the National Income and Product Accounts of the United States (NIPA) - (http://www.bea.gov/national/pdf/nipaguid.pdf)
U.S. Bureau of Economic Analysis, Changes in Net Stock of Produced Assets: Other changes in volume of assets: Private fixed assets: Nonresidential fixed assets: Intellectual property products [K100491A027NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/K100491A027NBEA, November 18, 2017.