Hoffmeyer, E. (1953) “Morris A. Copeland: A Study of Moneyflows in the United States. National Bureau of Economic Research 1952. 338 + appendix 241 sider. Pris: $ 7.50”., Nationaløkonomisk Tidsskrift, 91. Tilgængelig hos: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/60621 (Set: 5 december 2025).