This paper reviews several key implications of international investment and global supply chain fragmentation for the multilateral trading system. Based on existing economic research, I identify a two-fold challenge for policy makers: first, to leverage the trade-liberalizing potential of global...

Suppose that when addressing the question of "what’s left for the WTO?," negotiators relied not on the agenda established in 2001 but instead on the terms-of-trade theory of trade agreements to identify tariff negotiating priorities. This paper uses the lens of the terms-of-trade theory to...

The Bagwell and Staiger (1990) theory of cooperative trade agreements predicts new tariffs (i) increase with imports, (ii) increase with the inverse of the sum of the import demand and export supply elasticities, and (iii) decrease with the variance of imports. We find US import policy during...