In 1992, Canada, Mexico, and the U.S. signed NAFTA, the North American Free Trade Agreement, and the global business landscape began transforming. NYU-Stern professor Pankaj Ghemawat studies how companies have adjusted their strategies to that disruptive change — from rethinking their supply chains to learning to navigate unpredictable trade policy environments. He discusses how companies can plan for an evolving world of multi-country international supply chains and cross-border information flows.