Board of Governors of the Federal Reserve System (U.S.), 1935-. "Selected Interest Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 15, 1980," H.15 Selected Interest Rates (December 15, 1980) : 1-1. https://fraser.stlouisfed.org/title/86/item/67508/toc/463039 , accessed on May 2, 2024.