Left-wing scholars, particularly in academe, make lots of attention getting assertions. Regrettably, they usually offer little in the way of illuminating evidence. "In the midst of almost unimaginable horror in Puerto Rico, a bright light has shone on one of America's most unjustifiable and economically backward laws, the previously obscure Jones Act," Brink Lindsay and Steven Teles wrote on October 2, 2017 for Washington Monthly. "First created in the aftermath of World War I to buffer the impact of post-war demobilization, the Jones Act requires that all ships that carry cargo within the United States be built in America, with...