The Canadian government has ratified legislation regarding the U.S.-Mexico-Canada Agreement. That completes a process to reform NAFTA going back to August 2017, though formal implementation in the three countries is still needed. U.S. plans to bring USMCA regulations into force from June 1 have met resistance both from the U.S. Senate – with Senator Chuck Grassley calling for “some flexibility for the sake of our economy” – and the autos industry in the face of coronavirus-linked disruptions. The changes come as the autos industry faces weakening sales. There’s also been a downturn in U....