受人工智能相关担忧影响，华尔街股市大幅下挫，随后亚洲股市多数走低

Core Viewpoint - Asian stock markets mostly declined, following a significant drop in Wall Street tech stocks, as investors are concerned about potential impacts on companies from industry changes driven by artificial intelligence [1][3][9]. Group 1: Market Performance - The Tokyo Nikkei 225 index fell by 0.8% to 57,165.13 points, after previously surpassing 58,000 points [1][7]. - The Hong Kong Hang Seng Index decreased by 1.8% to 26,547.97 points [2][8]. - The Shanghai Composite Index dropped by 0.7% to 4,105.04 points [2][8]. - The Australian S&P/ASX 200 index declined by 1.4% to 8,919.30 points [3][9]. - The South Korean KOSPI index rose by 0.4% to 5,545.49 points, driven by gains in tech stocks, with Samsung Electronics up by 1.2% [1][7]. Group 2: U.S. Market Impact - The S&P 500 index fell by 1.6%, or 108.71 points, to 6,832.76 points, marking the second-largest single-day drop since Thanksgiving, yet remains close to last month's record high [3][9]. - The Dow Jones Industrial Average decreased by 1.3%, or 669.42 points, to 49,451.98 points [3][9]. - The Nasdaq Composite index dropped by 2%, or 469.32 points, to 22,597.15 points [3][9]. - Cisco Systems' stock plummeted by 12.3% despite better-than-expected quarterly results, as investors expressed concerns over its sustained profitability [3][9]. - AppLovin's stock fell by 19.7%, even with quarterly profits exceeding expectations, due to worries about AI's potential impact on its business [3][9]. Group 3: Analyst Perspectives - Some analysts believe that the uncertainty stemming from AI-related transformation risks may persist for some time, affecting investor confidence in related companies, particularly in the software sector [3][9]. - Conversely, some analysts, including those from Capital Economics, remain optimistic about AI-related trends, predicting a "good year" for the S&P 500, led by tech stocks [3][9][10]. - Thomas Matthews from Capital Economics stated that a significant drop in tech stocks is necessary for a sustained reversal in their strong performance, but he expects tech stocks to perform well [10]. Group 4: Other Market Movements - McDonald's reported better-than-expected earnings, leading to a 2.7% increase in its stock price [10]. - Walmart's stock rose by 3.8% following positive earnings results [10]. - Oil prices saw a slight decline, with U.S. benchmark crude down by 0.1% to $62.77 per barrel, and Brent crude down by less than 0.1% to $67.49 per barrel [10]. - Gold prices increased by nearly 1% to $4,995.80 per ounce, while silver rose by 1.4% to $76.72 per ounce [10].