Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Monetary Aggregates and Interest Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "December 1981," Federal Reserve Bulletin (December 1981) : 59-59. https://fraser.stlouisfed.org/title/62/item/20483/toc/120364 , accessed on April 25, 2024.