United States. Bureau of Economic Analysis. "Personal Income and Outlays, February 2007 : Highlights: Real Disposable Income Grows 0.1 Percent, BEA 07-13," Bureau of Economic Analysis (BEA) News Releases (March 30, 2007). https://fraser.stlouisfed.org/title/6148/item/598954/content/pdf/bea_newsreleases_20070330_highlights, accessed on June 12, 2025.