The importance of the United States as a trading partner for Canada is widely recognized here, but the significance of Canada as a trading partner for the U.S. is often overlooked south of the border. While U.S. trade comprises a larger share of Canada’s GDP compared to the reverse, this perspective doesn’t fully capture the economic interdependence of the two countries. This report provides a comprehensive look at the complexities of this relationship and the role of trade policy in both countries’ productivity.