United States. Bureau of Economic Analysis. "State Personal Income: First Quarter 2014 : Highlights: State Personal Income: First Quarter 2014, BEA 14-27,"
Bureau of Economic Analysis (BEA) News Releases
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https://fraser.stlouisfed.org/title/6148/item/602106/content/pdf/bea_newsreleases_20140624_highlights, accessed on July 15, 2025.