At some point in the past 20 years the interested amateur began to struggle to keep up with economic theory. It was just too hard to enjoy the latest academic work unless you had a head for higher mathematics. Recently, however, some writers, notably Paul Krugman in the New York Times, have been trying to drag economics back into the mainstream. The subject needs to stay there. As Thomas So-well, a professor at Stanford University's Hoover Institution, argues, economics lies at the heart of many political issues.
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