美国最高法院裁定美国政府大规模征收关税违法

Core Viewpoint - The U.S. Supreme Court ruled that the International Emergency Economic Powers Act does not authorize the president to impose large-scale tariffs, significantly undermining the tariff policies of the Trump administration [1] Group 1: Supreme Court Ruling - The Supreme Court made a 6-3 decision in a lawsuit brought by businesses and 12 states, which argued that the president's unilateral imposition of import taxes was unprecedented [1] - The ruling indicates that tariffs exceeding $175 billion, estimated by economists from the University of Pennsylvania's Wharton Budget Model, were imposed unlawfully under this act [1] Group 2: Economic Impact - Following the ruling, President Trump announced plans to sign an order imposing a 10% import tariff on global goods for 150 days, replacing previously deemed illegal emergency tariffs [1] - The U.S. Department of Commerce reported a preliminary economic growth rate of 1.4% for Q4 2025, significantly below the market expectation of 2.8% [1] - Personal consumption expenditure, which accounts for about 70% of the U.S. economy, slowed from 3.5% in the previous quarter to 2.4%, while government consumption and investment fell by 5.1% and exports decreased by 0.9% [1] - The overall economic growth rate for 2025 is projected at 2.2%, marking the lowest level since 2021 [1]