When the North American Free Trade Agreement (NAFTA) was being negotiated in the early 1990s, there was a great deal of debate. One critic argued that “it can’t be in our interest to sign this deal;...

When the North American Free Trade Agreement (NAFTA) was being negotiated in the early 1990s, there was a great deal of debate. One critic argued that “it can’t be in our interest to sign this deal; Mexico gains too much from it.” What does the theory of the gains from trade have to say about that criticism?