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[Besprechung von:] Fels, Rendigs and C. Elton Hinshaw: Forecasting and recognizing business cycle turning points. New York 1968
White, Derek A., (1969)
An analysis of turning point forecasts : a fairly polite comment
Fels, Rendigs, (1974)
Forecasting and recognizing business cycle turning points
Fels, Rendigs, (1968)