For all of the debate sparked by the North American Free Trade Agreement, most economists say its concrete impact on the U.S. economy has been modest—a small gain in growth and efficiency, and a small loss in jobs and lower wages for certain factory workers. But as with most free-trade agreements, the gains over 23 years have been diffuse and the pains more concentrated, helping stoke the intense political backlash that powered...

Source: Wall Street Journal January 26, 2017 22:28 UTC