Council of Economic Advisers (U.S.) , United States. Congress. Joint Committee on the Economic Report, 1946-1956 and United States. Congress. Joint Economic Committee, 1956-. "Chained Price Indexes for Gross Domestic Product," in Council of Economic Advisers (U.S.) , United States. Congress. Joint Committee on the Economic Report, 1946-1956 and United States. Congress. Joint Economic Committee, 1956-. "July 2009," Economic Indicators (July 2009) : 4-4. https://fraser.stlouisfed.org/title/1/item/617/toc/184653 , accessed on April 19, 2024.