美对全球15%关税预计本周生效

Core Viewpoint - The article discusses the implementation of a new 15% global import tariff by the U.S. government, following a Supreme Court ruling that deemed previous tariff measures under the International Emergency Economic Powers Act as lacking legal authority [2]. Group 1: Tariff Implementation - The new 15% global import tariff is expected to take effect sometime this week [2]. - This tariff rate was announced by President Trump after the Supreme Court ruling on February 20, which found that the previous tariffs lacked clear legal authorization [2]. Group 2: Legal Context - On February 20, the U.S. Supreme Court ruled 6-3 to uphold a lower court's decision that the Trump administration exceeded its legal authority by imposing tariffs under the International Emergency Economic Powers Act [2]. - The ruling was a result of lawsuits filed by businesses and 12 states, arguing that the unilateral imposition of import taxes was unprecedented [2]. Group 3: Legislative Response - Following the Supreme Court's decision, President Trump announced a new 10% global import tariff under Section 122 of the Trade Act of 1974, which is set to last for 150 days [2]. - On February 21, Trump increased the tariff rate from 10% to 15% via a post on his social media platform [2].