United States. Bureau of Economic Analysis. "Gross Domestic Product (Third Estimate), Corporate Profits (Revised Estimate), and GDP by Industry, Third Quarter 2023, BEA 23-63,"
Bureau of Economic Analysis (BEA) News Releases
(December 21, 2023).
https://fraser.stlouisfed.org/title/6148/item/657615, accessed on March 22, 2025.