Gross Domestic Product: Second Quarter 2018 (Second Estimate) | Corporate Profits: Second Quarter 2018 (Preliminary Estimate) : Tables: Key Source Data and Assumptions for Gross Domestic Product, BEA 18-43
United States. Department of Commerce. "Gross Domestic Product: Second Quarter 2018 (Second Estimate) | Corporate Profits: Second Quarter 2018 (Preliminary Estimate) : Tables: Key Source Data and Assumptions for Gross Domestic Product, BEA 18-43," United States Department of Commerce News (August 29, 2018). https://fraser.stlouisfed.org/title/6148/item/602651/content/xlsx/bea_newsreleases_20180829_key-source-data-and-assumptions, accessed on June 10, 2026.