Bopp, Karl R., 1906-1979 and Federal Reserve Bank of Philadelphia "The Government: Debt Management and Interest Rates." Before the Institute of Investment Banking, sponsored by Investment Bankers Association of America and Wharton School, University of Pennsylvania at University of Pennsylvania, Philadelphia, April 17, 1957, https://fraser.stlouisfed.org/title/1013/item/1201, accessed on November 13, 2024.