Federal Reserve Bank of St. Louis. "December 2007," National Economic Trends (December 2007). https://fraser.stlouisfed.org/title/870/item/599616, accessed on April 20, 2024.
Federal Reserve Bank of St. Louis. "December 2007," National Economic Trends (December 2007). https://fraser.stlouisfed.org/title/870/item/599616, accessed on April 20, 2024.