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Tariff turmoil: Canada-U.S. trade tensions and tariffs

Hamilton, ON, Oct. 6, 2025 – Prime Minister Mark Carney is meeting with U.S. President Donald Trump. This high-stakes meeting in Washington, D.C. is one Canadian businesses and policymakers are watching closely. The leaders are expected to discuss economic and security priorities, including the escalating trade tensions and sector-specific tariffs that have impacted Canadian industries from steel to agriculture.

The meeting could shape the future of Canada-U.S. trade relations ahead of the review of the Canada-U.S.-Mexico Agreement (CUSMA).

McMaster University experts are available to provide analysis on the economic and political dimensions of this development.

Colin Mang (assistant professor, economics) – Economic impact of Trump-era tariffs on Canada’s businesses and consumers.
colinmang@mcmaster.ca

William Huggins (assistant professor, finance & business economics) – Tariffs’ effect on Canada’s economy and evolving trade relationship with the U.S.
hugginsw@mcmaster.ca

Pau Pujolas (associate professor, economics) – International trade, trade wars, and macroeconomic impacts.
pujolasp@mcmaster.ca

Don Abelson (professor, political science) – Canada-U.S. relations and diplomatic context.
abelsond@mcmaster.ca

Andrea Lawlor (associate professor, political science) – Canadian public policy and political implications of trade measures.
andrea.lawlor@mcmaster.ca

Francois Neville (associate professor, strategic management) – Economic strategy, “Buy Canadian” policies, and broader tariff effects.
nevillef@mcmaster.ca