1. Further results on long-run purchasing power parity in the 1920s;Ahking;Eur Econ Rev,1990
2. Speculation in the foreign exchanges: the European experience, 1919-1926;Aliber;Yale Econ Essays,1962
3. Speculation in the flexible exchange revisited;Kyklos,1970
4. The Theory of International Prices
5. Anonymous Is the Swedish exchange overvalued abroad? 1921 36 37