Regional integration is on the rise again, despite its apparent failure among developing countries in the past. The paper first surveys the ambiguous economics of customs unions. We emphasize that the traditional dichotomy between `trade creation' and `trade diversion' is not particularly...

The EU and the US offer similar preferential market access for apparel exports to a group of African countries. These agreements differ in their product-specific rules of origin (PSRO). While EBA and Cotonou require yarn to be woven into fabric and then made-up into apparel in the same country...