Preferential trade agreements today are more numerous and deeper than they were a quarter century ago. Do deep agreements promote countries' integration into global value chains? What are the economic mechanisms? How do countries choose their trade agreement partners? Would the undoing of deep...

WTO arbitrators rely on economics to establish the permissible retaliation limits authorized by the Dispute Settlement Understanding (DSU) which arguably serves to enforce the overall agreement. We examine how theoretical and quantitative economic analysis has and can be used in this stage of...

Preferential trade agreements today are more numerous and deeper than they were a quarter century ago. Do deep agreements promote countries' integration into global value chains? What are the economic mechanisms? How do countries choose their trade agreement partners? Would the undoing of deep...

We study immigration policy in a small receiving economy under self-selection of migrants. We show that a non-discriminatory immigration policy choice affects and is affected by the migratory decisions of skilled and unskilled foreign workers. From this interaction multiple equilibria may arise,...