This paper furnishes robust evidence that the GATT/WTO has had a powerful and positive impact on trade. The impact has, however, been uneven. GATT/WTO membership for industrial countries has been associated with a large increase in imports estimated at about 40 percent of world trade. The same...

This paper studies the value of external commitment to policy reforms in the case of WTO/GATT accessions. The accessions often entail reforms that go beyond narrowly defined trade liberalization, and have to overcome fierce resistance in the acceding countries, as reflected in protracted...