<i>Protection in Germany: A History of German Fiscal Policy during the Nineteenth Century</i>. William Harbutt<i>Protection in Canada and Australasia</i>. C. H. Chomley<i>Protection in France</i>. H. O. Meredith<i>Protection in the United States: A Study of the Origin and Growth of the American Tariff System and Its Economic and Social Influences</i>. A. Maurice Low
Journal of political economy