United States. Bureau of Economic Analysis. "Real Personal Consumption Expenditures and Personal Income by State, 2020 : Full Release, BEA 21-64," Bureau of Economic Analysis (BEA) News Releases (December 14, 2021). https://fraser.stlouisfed.org/title/6148/item/610193/content/pdf/bea_newsreleases_20211214, accessed on March 27, 2025.