United States. Fiscal and Monetary Advisory Board. [Objectives of a Study of Existing Deterrents to Private Enterprise and Actions to Prevent Emergence of Factors That Would Endanger Recovery], Box 38, Folder 9, Item 2, Marriner S. Eccles Papers. https://fraser.stlouisfed.org/archival/1343/item/460348, accessed on July 14, 2025.