Exploring the Conflict Between Free Trade and Protectionism

David responds to his National Review colleague Michael Brendan Dougherty's recent attack on free trade. David tries to be far more charitable in tone and content than protectionists appear willing to be, but seeks to hold the anti-free-trade crowd to the same thing all engaged in public argument ought to be held to, especially in an economic way of thinking: first principles, a limiting principle, and, most of all, the accountability of real life.