Trump says a 'little disturbance' from tariffs is OK, as markets reel from trade war fears
1. Trump's new 25% tariffs on Canada and Mexico have taken effect. 2. Economists warn tariffs may raise consumer prices significantly. 3. Trump promises long-term economic benefits from aggressive trade policies. 4. Trade uncertainty is increasing fears of a prolonged trade war. 5. Future tariff compromises are speculated after positive remarks from Commerce Secretary.