… is from page 113 of the 2015 Fourth Edition of Dartmouth economist Douglas Irwin’s superb book Free Trade Under Fire:
It is sometimes said that free trade is right in theory but wrong in practice. Actually, the opposite is true. Any clever graduate student in economics can quickly come up with half a dozen reasons why free trade fails as a theoretical proposition. In theory, lots of things can happen. In practice, the economic benefits of trade and the costs of protection are tangible.
DBx: The large blue machine pictured here transforms American-grown grain into automobiles for Americans to drive. Why is the marvelous ability of this machine not more appreciated?


It is sometimes said that free trade is right in theory but wrong in practice. Actually, the opposite is true. Any clever graduate student in economics can quickly come up with half a dozen reasons why free trade fails as a theoretical proposition. In theory, lots of things can happen. In practice, the economic benefits of trade and the costs of protection are tangible.
