美国输的一塌糊涂！诺奖得主克鲁格曼称特朗普在中美谈判中输惨了？

Group 1 - The core viewpoint is that Paul Krugman criticizes Trump's erratic behavior in trade negotiations, suggesting that he has squandered opportunities despite having a strong hand [1][3] - Krugman highlights three main criticisms: Trump's tariff policies create unnecessary enemies, his investment policies are inconsistent and hinder long-term planning, and the government lacks clear objectives leading to chaos [3] - Krugman contrasts the U.S. approach with China's more stable and business-focused diplomatic and investment strategies, implying that the U.S. could benefit from a similar approach [3] Group 2 - The analysis suggests that Trump's actions are driven by populist sentiments rather than long-term national interests, appealing to a specific voter base that prioritizes immediate gratification over strategic planning [5] - The commentary indicates that the current political landscape in the U.S. is chaotic, with both parties undermining each other rather than working collaboratively, leading to instability [6] - In comparison to other countries, the commentary argues that despite China's high debt and investment levels, it has tangible infrastructure and industrial outputs, while other nations struggle to show similar results [7]