Federal Reserve Bank of Cleveland and Hickman, W. Braddock, 1911-1970 ""Monetary Policy in a Changing World"." Distinguished Lectures on Banking and Monetary Policy, Sponsored by the Ohio State University and the Ohio Bankers Association, May 3, 1967, https://fraser.stlouisfed.org/title/1334/item/4772, accessed on September 4, 2024.