The Groundhog Day Tariffs and the Problem of Executive Discretion

Amidst a flurry of wildly erroneous charts and figures President Trump announced his “Liberation Day” tariffs on April 2, 2025. These included the boldest action any U.S. President has ever taken against the Heard and McDonald Islands. After almost a year, the Supreme Court struck them down as unfounded in law. President Trump’s immediate reaction was that he would reimpose broad tariffs on some…