An Economic Justification of Protectionism

I. Introduction, 496; Manoilesco, Viner, and Haberler, 496; the argument of this paper, 497. — II. The empirical evidence, 498; economic growth and wage differentials, 498; the data, 499; are the differences real? 503. — III. The analytical model, 504; the one-factor case, 504; the two-factor case, 505; extensions and qualifications, 511. — IV. Empirical corollary; protectionism and growth, 513.