poverty. PTAs are increasingly used as engines of change in many developing countries, to promote, implement, and lock in … PTAs may promote development, they necessarily discriminate against nonmembers and can therefore lead to trade diversion in … a way that hurts both member countries and excluded countries. Also, the proliferation of bilateral and regional PTAs …

show that there exists a polynomial time approximation scheme (PTAS) for minimizing Lipschitz continuous functions and … Parrilo [A PTAS for the minimization of polynomials of fixed degree over the simplex, Theoretical Computer Science, to appear.] …

This paper addresses the interplay between unilateralism and multilateralism. I first describe theirrespective stylized … contemporary unilateralism. The relationships between multilateralism and unilateralismare subtle: Unilateralism has the properties …

other cities, not only bilaterally but also multilaterally. There are clear symptoms of the crisis of multilateralism that …