Economic Theory In Retrospect: Irwin Series In Economics - Hardcoverby M. Blaug (Author), Lloyd G. Reynolds (Editor) ""Economic Theory in Retrospect: Irwin Series in Economics"" by Mark Blaug is a comprehensive survey of the development of economic theory from its origins in ancient Greece to the present day. The book covers the major schools of economic thought, including classical, neoclassical, Keynesian, and post Keynesian economics, as well as the contributions of important figures such as Adam Smith, Karl Marx,