Arthur Laffer, the primary architect of Reagan’s debt bomb that we are currently trying to defuse, has now executed a complete 180° turn from his monetary policies that gutted the Midwest industrial base in the 1980s. In a WSJ article on September 22, 2009, he claims the problems of the Great Depression are not caused primarily by tight monetary policy but rather tariffs and taxes. While he gets the facts he mentions right, he ignores the timing of taxes and deficits, tariffs and balance of trade. He’s right that talk of tariffs may have been the trigger that started the...