Northern business had little interest in tariff in 1860, except for Pennsylvania which demanded high tariff on iron products Jenks, Leland Hamilton. "Railroads
Religious Teacher, 1901. The Riddle of the Tariff, 1903. Principles and Methods of Industrial Peace, 1905. Protective & Preferential Import Duties, 1906. Wealth
Remini、「Henry Clay: Statesman for the Union」(1991年) Edward Stanwood、「American Tariff Controversies in the 19th Century」(1903年、1974年増刷)、2 vols., favors protectionism
第2版』新世社, 67頁. ^ Corden, W. Max (1966). “The Structure of a Tariff System and the Effective Protective Rate”. Journal of Political Economy 74 (3): 221–237. https://www