Products must fulfill predetermined rules of origin to be exported under the preferential access granted by a free trade area member. In turn, rules of cumulation establish which countries' inputs qualify when computing the extent of origin of a product. Recent literature shows that restrictive...

This paper shows that the institutional environment and the ability to export on time are sources of comparative advantage as important as factors of production. In particular, the ability to export on time is crucial to explain comparative advantage in intermediate goods. These findings...

This paper is designed to help both the beneficiary governments and donors of aid-for-trade identify countries that are under-performing in trade and which are receiving less aid for trade than their global performance might otherwise suggest is necessary. The authors develop ten measures of...