The paper investigates the rise and fall of the disequilibrium approach in macroeconomics between the mid 1960s and the late 1970s. During that period macroeconomists became attracted to the interpretation of unemployment phenomena based on the notion that markets are not in equilibrium. It was...

The paper discusses the League of Nations's project to produce consensus in the interpretation of aggregate economic fluctuations in the 1930s. G. Haberler started working in 1934 at the League of Nations headquarters in Geneva on a broad enquiry that should lead to a synthesis of the several...