关税败诉后特朗普再酿狠招，投资者面临新动荡

Core Points - The U.S. Supreme Court ruled against Trump's trade policy, specifically the use of the International Emergency Economic Powers Act (IEEPA) to impose tariffs, which is deemed illegal [2][11] - Following the ruling, Trump announced a new 10% global tariff, indicating a potential escalation in trade tensions [2][11] - The ruling may lead to immediate impacts on the U.S. economy and national debt, with potential refunds of $175 billion affecting corporate profit margins and providing fiscal stimulus equivalent to 0.6% of GDP [3][12] Economic Impact - The Supreme Court's decision could complicate the refund process for previously collected tariffs, potentially leading to administrative chaos [4][13] - The White House argues that high tariffs are necessary for national security and to address long-standing trade imbalances, with the trade deficit projected at $901.5 billion in 2025 [4][13] - Trump's administration had relied on tariff revenues to offset a significant tax cut, with estimates suggesting the ruling could increase the national debt by over $2 trillion in the next decade [4][14] Corporate Responses - Companies like Costco, Kawasaki Motors, and Revlon have already filed for IEEPA tariff refunds, indicating a proactive approach to the ruling [8][16] - Retailers with high import exposure, such as Abercrombie & Fitch and Victoria's Secret, may benefit from potential short-term boosts due to tariff refunds and the timing of new tariffs [15][16] - The market reacted with a 0.7% increase in the S&P 500, although some gains were later reversed, reflecting investor uncertainty [2][11]