特朗普新关税降临，美国股市集体暴跌，全球资本市场的深层博弈

Group 1 - The recent tariff increase by the Trump administration, ranging from 25% to 40% on several countries, has exceeded market expectations and reflects a shift towards aggressive trade protectionism [3][4] - The imposition of tariffs on traditional allies like Japan and South Korea indicates a broader strategy beyond just targeting China, potentially reshaping regional economic dynamics [3][4] - The immediate market reaction includes a significant drop in U.S. stock indices, with the Dow Jones falling 422 points, highlighting investor concerns over future uncertainty and growth expectations [2][3] Group 2 - The tariff hikes are expected to increase corporate costs, compress profit margins, and restrict international trade activities, which could lead to a restructuring of global supply chains [3][6] - Emerging economies such as South Africa, South Korea, and Japan are experiencing currency depreciation, which may exacerbate capital outflow risks and increase import costs, leading to inflationary pressures [6][7] - The trade protectionism measures reflect an attempt by the U.S. to adjust its power within the global economic system, potentially prompting affected countries to seek alternative markets and strengthen regional economic alliances [7][9]