The Common Market for Eastern and Southern Africa (COMESA) is a Free Trade Area (FTA) regional trade agreement in Africa. Currently, Ethiopia is negotiating to join COMESA FTA. This study assesses the impact of three regional trade arrangements, COMESA FTA, customs unions, and the European...

This paper compares two possible formats for free trade in the Americas: a system of spokes surrounding a U.S. hub, and a free trade area. The paper identifies the sources of welfare change, and it argues that a country's attitude towards a system depends on whether the arrangement is a...

The inclusion of agricultural products in the current customs union is one of the potential future steps on the road to further political and economic integration between Turkey and the EU. This book examines the effects of such integration of agricultural markets on the Turkish agricultural...

I analyse the effects of a reduction in the tariffs of a trading partner on the exports of domestic firms. More precisely, I focus on how cross-industry differences in factor intensities and within-industry differences in firm productivities shape the response of the extensive (decision to...

This paper studies the economic impact of regionalism under the realistic assumptions of constant tariffs and asymmetric bloc formation. Extending the Krugman framework, we decompose the impact into several components, each of which has a clear economic implication. Economic integration...

Why is further multilateral trade liberalisation proving so difficult to achieve? This paper shows that Article XXIV itself, the set of WTO rules governing trade block formation, undermines the multilateral liberalisation process. Trade block formation under Article XXIV can be thought of as a...

Two theories are combined to explain why free trade areas (FTAs) have proliferated more than customs unions (CUs) have, and why FTAs are found more in North-South agreements and CUs in South-South agreements. Schiff combines two theories - one about how multilateral trade liberalization affects...