Board of Governors of the Federal Reserve System (U.S.), 1935-. "Selected Interest Rates (Weeks Ending Wednesdays)," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 21, 1987," H.15 Selected Interest Rates (1987-12-21) : 2-2. https://fraser.stlouisfed.org/title/86/item/67031/toc/463798 , accessed on May 15, 2024.