报道：美国为“特朗普威胁对巴西征收关税”寻找新的法律依据

Core Viewpoint - The Trump administration is preparing a new emergency declaration as a basis for imposing tariffs on Brazil, indicating a politically motivated response to the actions of the Lula government [1] Trade Relations - The U.S. Trade Representative's Office (USTR) acknowledged plans to issue a separate emergency declaration during a meeting with congressional staff [1] - The new emergency declaration suggests that the 50% tariff is a form of legal sanction rather than a purely economic measure [1] Market Reactions - Brazilian stock index has shown an M-shaped fluctuation with an overall increase of 0.3% this week [1] - The Brazilian real against the U.S. dollar has exhibited a W-shaped trend, also maintaining an approximate increase of 0.3% [1]