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What makes economies work--or not work? This concise overview of the field's great thinkers offers a wealth of information. Paul Heyne, one of the nation's best-selling economists, provides an accessible overview of the discipline of economics. Economic knowledge, he contends, is not complete without reference to the totality of human society--a realization essential to a proper understanding of the fundamental principles of economics. The sweep of economic thinking is presented here with reference to the great economists and important schools of thought.