编 辑丨和佳 当地时间4月2 9日，美国总统特朗普第二任期迎来了"百日执政"纪念日。从内政到外交，从经 济到民生，特朗普政府上任以来出台的多项政策遭到广泛批评。有分析认为，特朗普政府的政 策不仅未能带来预期中的稳定增长或国际声誉提升，反而为共和党中期选举前景蒙上阴影，也 使美国在全球治理中的领导地位面临更大不确定性。 据新华社报道，美国媒体4月2 7日发布的一项联合民调结果显示， 仅有3 9%的受访者认可特 朗普的执政表现，其执政支持率创下过去8 0年来美国历任总统同期最低纪录。 复旦大学国际问题研究院院长、复旦大学美国研究中心主任吴心伯4月3 0日在接受2 1世纪经济 报道记者专访时表示，不及格的百日支持率反映了公众对特朗普执政表现的普遍不认可，也预 示着其第二任期开局不利。他认为，虽然民调本身并非政策成败的直接因素，但将在政治层面 产生连锁反应，鼓舞反对派——尤其是民主党加大对其的狙击，从而阻碍其后续政治议程的推 进。 在国内经济层面，吴心伯指出，特朗普政府"破多立少"的改革虽力度空前，却难见成效，反而 引发了一系列经济与社会问题。其中，所谓的"对等关税"对美国经济的冲击成为民众和企业最 直接的不满来源， ...

Group 1: Domestic Economic Impact - The Trump administration's "breaking more, establishing less" reforms have led to significant economic and social issues, with the "reciprocal tariffs" causing direct dissatisfaction among the public and businesses [2][4] - The volatility in the stock market has eroded investor confidence, disappointing those who hoped to revitalize the manufacturing sector [2][4] - There is a possibility of the U.S. economy entering a recession, with the negative effects of tariffs exceeding expectations, which could jeopardize the Republican Party's prospects in the upcoming midterm elections [5][4] Group 2: Foreign Policy Challenges - The Trump administration has failed to deliver on promises such as resolving the Russia-Ukraine conflict within 24 hours and maintaining a ceasefire in Gaza, indicating a lack of serious diplomatic engagement [6][4] - The administration's simplistic approach to international conflicts has led to a perception of ineffectiveness, with significant diplomatic commitments remaining unfulfilled [6][7] - Proposals such as the annexation of Greenland and regaining control of the Panama Canal have damaged the U.S.'s international reputation and increased anti-American sentiment among allies [7][8] Group 3: Global Leadership and Multilateralism - The withdrawal from international agreements like the Paris Accord and the World Health Organization has significantly weakened U.S. global leadership and influence [8][9] - The trend of "multilateralism minus the U.S." is emerging, as other countries continue to support international mechanisms without U.S. involvement [8][9] - The Trump administration's foreign policy reflects a strategic contraction, focusing resources domestically while reducing engagement in multilateral frameworks [9][10] Group 4: Economic Policy and Trade Relations - The imposition of tariffs has been a central aspect of the Trump administration's economic strategy, aimed at countering China's rise, but has faced backlash and market volatility [13][15] - The administration's inconsistent tariff policies have undermined investor confidence, as unpredictability in trade relations is detrimental to market stability [14][13] - The belief that tariffs can effectively curb China's technological advancement is flawed, as external pressures may instead accelerate China's innovation efforts [17][15]