Federal Reserve Bank of Cleveland. "Trade Volume in a Period of Falling Prices," in Federal Reserve Bank of Cleveland. "May 1949, Vol. 31, No. 5," Economic Review (Federal Reserve Bank of Cleveland) (May 1949) : 1-12. https://fraser.stlouisfed.org/title/1328/item/4634/toc/306441 , accessed on April 23, 2024.