This dissertation consists of three essays in International Trade. The first essay studies the impact of changing … trade flows to such an extent that the relatively moderate tariff reductions since WW II can explain the strong growth of … world trade. The second essay investigates the sector and country determinants of the range of goods that countries export …

market concentration. Due to this concentration retail prices may be higher and welfare may be lower in free trade than in … market power. Two main results are shown. First, in the presence of buyer power trade liberalization may lead to retail … autarky, thus reversing the standard effects of trade liberalization. Second, the pro-competitive effects of trade …

market concentration. Due to this concentration retail prices may be higher and welfare may be lower in free trade than in … market power. Two main results are shown. First, in the presence of buyer power trade liberalization may lead to retail … autarky, thus reversing the standard effects of trade liberalization. Second, the pro-competitive effects of trade …