United States. Bureau of Economic Analysis. "U.S. International Investment Position: Second Quarter of 2015 : Highlights: Value of U.S. Liabilities Decreased More Than U.S. Assets in Second Quarter 2015, BEA 15-47,"
Bureau of Economic Analysis (BEA) News Releases
(September 29, 2015).
https://fraser.stlouisfed.org/title/6148/item/602265/content/pdf/bea_newsreleases_20150929_release-highlights, accessed on July 7, 2025.