The revolution in manufacturing – increasingly known as ‘global value chains‘ – has changed the world of trade policy as much as it has changed the global industrial landscape. This column discusses new research suggesting that border management and transport and telecommunications infrastructure services matter far more than trade tariffs. Improving infrastructure and management would increase global GDP far more than the complete elimination of tariffs. However, it won’t be easy. Tackling supply chain barriers will require dynamic and responsive national and international trade policymaking procedures that are more in step with industrial practices.