1. Speculation in the Foreign Exchanges: The European Experience;Aliber;Yale Economic Essays,1962
2. Speculation, Profitability, and Stability;Baumol;Review of Economics and Statistics,1957
3. History of Reparations;Bergmann,1927
4. The International Gold Standard Reinterpreted, 1914–1934;Brown,1940
5. Money and Foreign Exchange after 1914;Cassel,1922