The General Theory showed that the main determinant of the level of output and of employment at any point of time was the level of effective demand. It did so in an environment of uncertainty using analysis in historical time. Unfortunately, most of Keynes's insights were soon lost to the...

The pioneers of dynamic Keynesian economics, Harrod and Kalecki, began with an analysis of the trade cycle, but are remembered for their contributions to growth theory. Unlike most twentieth century growth theory, they both had a major focus on disequilibrium situations and an examination of...