February 26, 2026
The defining macro event last week was the Supreme Court’s 6–3 decision to strike down President Trump’s global “Liberation Day” tariffs imposed under IEEPA authority, reaffirming that tariff powers rest with Congress rather than the executive branch. The decision overturned a system that had driven average tariff rates close to 25%. In response, President Trump plans to implement a new broad 10% tariff (that may potentially be raised to 15%) under Section 122, citing issues with international payments as the justification.