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-. "May 23, 1988," H.15 Selected Interest Rates (1988-05-23) : 1-1. https://fraser.stlouisfed.org/title/86/item/67878/toc/463851 , accessed on May 5, 2024.