Nvidia(US:NVDA) 新浪财经·2025-05-15 00:57Group 1 - Warren Buffett announced his decision to retire as CEO of Berkshire Hathaway, citing the effects of aging on his health as a primary reason [4][5] - Buffett has led Berkshire Hathaway since 1965, transforming it from a struggling textile company into a diversified conglomerate with interests in various sectors including railroads, energy, and retail [4] - Despite market volatility affecting the wealth of many billionaires, Buffett's net worth has increased, attributed to Berkshire's stable operations and long-standing investment discipline [4] Group 2 - Greg Abel, the current Vice Chairman of non-insurance operations, will succeed Buffett as President and CEO on January 1, 2026, while Buffett will remain as Chairman [5] - Buffett expressed confidence in his ability to make investment decisions, stating that he remains effective during market downturns, unaffected by age [5] Group 3 - The U.S. has rescinded a total of 91% of tariffs on Chinese goods, including those from Hong Kong and Macau, as part of a recent trade agreement [6] - The U.S. also adjusted tariffs on small packages from China, reducing the tax rate from 120% to 54% and canceling a planned increase in the tax threshold [6] Group 4 - The People's Bank of China announced a 0.5% reduction in the reserve requirement ratio for financial institutions, aimed at increasing liquidity in the market [9] - This marks the 15th reduction since 2019, releasing over 11 trillion yuan into the market [9] Group 5 - U.S. stock markets showed mixed results, with the Dow Jones falling by 89.37 points, while the Nasdaq rose by 0.72%, driven by a significant increase in Nvidia's stock [10][12] - Gold prices fell below $3,200 per ounce, with COMEX gold futures dropping by 1.82% [14]