1. Prosperity and Depression;von Haberler,1941
2. History of Economic Analysis;Schumpeter,1954
3. Interactions between the multiplier analysis and the principle of acceleration;Samuelson;Review of Economic Statistics,1939
4. Propagation problems and impulse problems in dynamic economics;Frisch,1933
5. A Contribution to the Theory of the Trade Cycle;Hicks,1950