Based on the current trajectory, there will be a new U.S. president in 2021, but how will it change American trade policy? For one, there will be less arbitrary and hyper-aggressive actions by Washington. Canadian Prime Minister Justin Trudeau is so upset about the current U.S. Administration’s threat to impose additional duties on steel and aluminum that he is skipping a trilateral USMCA leadership meeting. It could be argued that he might better have avoided new tariffs by playing to President Trump’s ego rather than bruising it, but such is the state of U.S. foreign relations.  Many of the current U.S. trade policy goals, such as reforming the WTO, making trade agreements more reciprocal and balanced in the concessions,...