美股研究社·2025-11-17 12:21Group 1 - Goldman Sachs' top trader Mark Wilson warns that the three core narratives of the bull market have faced skepticism, leading to the largest "high beta momentum" pullback since the DeepSeek incident [3][6] - Concerns about the sustainability and pace of AI spending have emerged, particularly with increased credit financing and unclear investment returns [4][6] - The market's confidence in the Federal Reserve's rate cut expectations for December and a dovish policy into 2026 has wavered due to conflicting statements from several Fed officials [5][6] Group 2 - Economic activity faces challenges, with deteriorating conditions for low-income consumers and weak employment trends raising concerns about a K-shaped recovery and the outlook for 2026 [6][11] - The correlation between hedge fund exposure and "momentum" factors has reached its highest level in five years, indicating crowded trades in more aggressive market areas [6][10] - Wilson predicts that signals from Nvidia's upcoming earnings report will be sufficient to drive AI stocks higher again, despite growing concerns about power supply issues in Western countries that could hinder AI competition [9][10] Group 3 - Historical comparisons of the current tech cycle to past cycles have limitations, with Wilson suggesting that the current AI boom resembles the tech surge of 1997-1998 rather than the bubble phase of 1999-2000, indicating potential for further growth [10] - Concerns about over-leverage are raised, as 29% of this year's dollar credit supply is related to AI, prompting questions about the sustainability of this trend [10] - The debate over broader economic conditions will continue, with the reopening of the government and the end of quantitative tightening complicating market visibility in the coming weeks [11][12]