National Column: Canada should not be satisfied with just tweaking NAFTA

Canada’s Liberal government says it wants only minor changes to the North American Free Trade Agreement. Prime Minister Justin Trudeau talks of “modernizing” the 23-year-old pact while leaving the fundamentals intact. Foreign Affairs Minister Chrystia Freeland has said her government’s aim in NAFTA renegotiation talks is to make “what is already a good deal even better.” […]