“ In the United States we should be looking to trade with the rest of the world, and we should do what we do best and they should do what they do best. ” Warren Buffett Last month, we wrote at length about President Trump’s tariffs imbroglio: an aggressive package of tariffs based on bad math, all but certain to produce economic outcomes ranging somewhere between bad and dire. The market subsequently protested vigorously, and—just after publication of our letter—Trump (mostl