一口气把关税拉到70%？美国亮明筹码，给100国下最后通牒

Group 1 - The core viewpoint of the articles revolves around the U.S. imposing tariffs as a strategy to reduce trade deficits and regain leverage in international trade negotiations [1][4][6] - U.S. Treasury Secretary Bessent emphasizes the urgency of negotiations, stating that countries must act quickly to avoid reverting to previous higher tariff levels [3][6] - The U.S. aims to not only reduce trade deficits but also to bolster domestic manufacturing and increase fiscal revenue through high tariffs, particularly targeting industries like automotive and steel [6][12] Group 2 - The articles highlight the geopolitical implications of the tariff strategy, particularly in relation to China's rise and the potential threat it poses to U.S. economic dominance [6][11] - The concept of "Triffin's Dilemma" is introduced, explaining how the U.S. uses tariffs to manage trade deficits while maintaining the dollar's status as the world's reserve currency [9][12] - There is a growing trend towards "de-dollarization," with countries exploring alternative currencies for trade, which could undermine the U.S. dollar's dominance in the long term [11][12]