International trade became much less multilateral during the 1930s. Previous studies, looking at aggregate trade flows, have argued that discriminatory trade policies had comparatively little to do with this. Using highly disaggregated information on the UK's imports and trade policies, we find...

Research on the quantitative impact of interwar protection on trade flows remains scarce, and much of it has concluded that the impact was surprisingly small. In this paper we ask: Did Indian interwar protection hurt UK manufacturers, by raising tariffs on manufactured imports? Or did it favour...

This paper uses a new dataset on the universe of Canadian imports and tariffs between 1924 and 1936, disaggregated into 1697 goods originating in 112 countries, to analyze the impact on Canadian imports of interwar Canadian trade policy, including the 1932 Ottawa trade agreements. Rather than...