If dealmaking means wielding the threat of catastrophe to secure incremental gains, then Donald Trump has long mastered the art. His approach to global trade has been one of brinkmanship—leveraging the threat of tariffs to force concessions. His February 3rd move to grant Canada and Mexico a 30-day reprieve from a punishing 25% tariff on automobiles was a textbook example of this strategy. In exchange, he secured a modest but tangible boost in border security cooperation, including 10,000 additional Mexican troops and a reiteration of prior commitments. Was this "dumbest trade war in history" also the shortest? Investors seem to think so. When Trump initially threatened tariffs, the S&P 500 dropped 3%, only to recover more than half its losses after his deal with Mexico. But this optimism may be misplaced. The assumption that Trump’s trade aggression is merely a negotiating tactic underestimates its potential for long-term disruption. The reality is that his trade war may...
