United States. Bureau of Economic Analysis. "Personal Income and Outlays: December 2017, BEA 18-05," Bureau of Economic Analysis (BEA) News Releases (January 29, 2018). https://fraser.stlouisfed.org/title/6148/item/602612, accessed on May 21, 2024.
United States. Bureau of Economic Analysis. "Personal Income and Outlays: December 2017, BEA 18-05," Bureau of Economic Analysis (BEA) News Releases (January 29, 2018). https://fraser.stlouisfed.org/title/6148/item/602612, accessed on May 21, 2024.