陶冬：当美国AI股遭遇S形瓶颈怎么走

Group 1 - The current AI wave is driven by the stock market, characterized by ample funding but volatile stock prices, leading to investor impatience regarding profit realization [1][5] - Concerns over excessive investment in AI have intensified, with major AI companies experiencing stock price fluctuations, particularly after a significant fund liquidated its holdings in a leading chip company [1][3] - The Federal Reserve officials have expressed a cautious stance on further interest rate cuts, with a notable statement from Boston Fed President Susan Collins suggesting that maintaining current rates may be more appropriate for the time being [1][2] Group 2 - The swap market's expectations for a December rate cut have shifted from nearly certain to a 50-50 probability, indicating increased uncertainty regarding future financing costs [2] - There is a growing skepticism among investors and analysts regarding the astronomical levels of infrastructure investment in the AI sector, with estimates suggesting a total investment of $5 trillion in AI and related industries by 2030 [3][4] - The rapid iteration of AI chip investments poses challenges for tech companies, as the depreciation period of 8-10 years may not align with the fast-paced technological advancements, potentially affecting future profitability [4][5]