24小时环球政经要闻全览 | 5月14日

Market Overview - The Dow Jones Industrial Average decreased by 269.67 points, or 0.64%, closing at 42140.43 [2] - The Nasdaq increased by 301.74 points, or 1.61%, closing at 19010.08 [2] - The S&P 500 rose by 42.36 points, or 0.72%, closing at 5886.55 [2] - The Hang Seng Index fell by 441.19 points, or 1.87%, closing at 23108.27 [2] - The Nikkei 225 increased by 239 points, or 1.43%, closing at 38183.26 [2] Trade Policies - The Chinese government announced a reduction in tariffs on U.S. imports, lowering the additional tariff rate from 34% to 10% effective May 14, 2025 [3][4] - India plans to impose tariffs on certain U.S. products in response to previous U.S. tariffs on Indian steel and aluminum [5] Defense Contracts - The U.S. and Saudi Arabia signed a military sales agreement worth approximately $142 billion, marking the largest military deal in history between the two nations [4] Technology Developments - Nvidia announced plans to supply over 18,000 advanced AI chips to Saudi Arabia for a data center project with a capacity of up to 500 megawatts [6] - Apple is reportedly entering the brain-computer interface market, collaborating with Synchron to develop a device that reads neural signals [10] Corporate Actions - Microsoft plans to lay off about 3% of its global workforce, affecting over 6,000 employees, due to cost pressures from investments in AI and cloud computing [9] - Five regulatory departments in China held discussions with major food delivery platforms like JD, Meituan, and Ele.me to address competition issues and ensure compliance with laws [11]