Committee on the History of the Federal Reserve System (U.S.). Business Cycle Analysis: Theoretical Contributions : Main Theorists on Business Fluctuation (Innovators) Since 1910: Hansen, A. H., Entry 176, Box 22, Folder 8, Item 10,
Committee on the History of the Federal Reserve System.
https://fraser.stlouisfed.org/archival/1342/item/458117, accessed on April 15, 2026.