The story of Hurricane Katrina is first and foremost a tale of the wrath of Mother Nature and the resulting human misery: thousands of deaths, destroyed homes and businesses, family break-ups, psychological demoralization, and other hardships too painful to recount. But Katrina is also an economic story in terms of its impact on U.S. commerce, trade, energy, shipping, and overall growth. Here the doomsayers and pessimists are once again going to be proven wrong. This is not the 1970s. After more than twenty years of deregulation the U.S. economy is flexible and resilient -- even in the face of short-run...