United States. Bureau of Economic Analysis. "Gross Domestic Product (Second Estimate), Corporate Profits (Preliminary Estimate), First Quarter 2023 : Release Highlights: Gross Domestic Product (Second Estimate), Corporate Profits (Preliminary Estimate), BEA 23-20,"
Bureau of Economic Analysis (BEA) News Releases
(May 25, 2023).
https://fraser.stlouisfed.org/title/6148/item/632614/content/pdf/bea_newsreleases_23-20_20230525_highlights, accessed on March 18, 2025.