May 2000 - 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...

We show that multilateral tariff binding liberalization substantially impacts the nature and extent of Preferential Trade Agreement (PTA) formation. First, it shapes the nature of forces constraining expansion of Free Trade Agreements (FTAs). The constraining force is a free riding incentive of...