In a speech last week, Janet L. Yellen, the Treasury secretary, said the pandemic and the war had revealed that American supply chains, while efficient, were neither secure nor resilient. While cautioning against “a fully protectionist direction,” she said the United States should work to reorient its trade relationships toward a large group of “trusted partners,” even if it meant somewhat higher costs for businesses and consumers.Ngozi Okonjo-Iweala, the director general of the World Trade Organization, said in a speech on Wednesday that the war had “justifiably” added to questions about economic interdependence. But she urged countries not to draw the wrong conclusions about the global tradi …
