策略研究框架的时代底色：极致的轮动与绝对的低波

Core Insights - The report highlights the acceleration of industry rotation in the A-share market, indicating a shift from sustained single-line trends to rapid sector changes, with the industry rotation index showing increased activity since 2023 [13][14] - It emphasizes the scarcity of fundamentally strong investment opportunities, suggesting that while growth investment remains relevant, the range of viable options has significantly narrowed compared to the past two decades [20][19] - The report identifies the importance of "crowding" and "calendar effects" as tools for navigating the current market dynamics, with a focus on how these metrics can guide investment strategies [37][38] Group 1: Industry Rotation Dynamics - The A-share market has experienced a notable increase in industry rotation speed, with the duration of dominant trends decreasing from 6-12 months in previous years to approximately 2 months in 2023 [13][14] - The report outlines that the current market environment is characterized by a blend of "extreme rotation" and "absolute low volatility," where thematic investments and stable fundamental assets coexist [4][5] - The report provides a comparative analysis of industry performance, indicating that sectors such as military, robotics, and software are expected to benefit from low crowding and catalysts in the near term [6] Group 2: Investment Strategies and Sector Focus - For active funds, the report suggests focusing on sectors with strong growth trends and catalysts, particularly in the context of the upcoming quarterly reports [6] - It recommends maintaining positions in sectors like computing power, innovative pharmaceuticals, and non-ferrous metals, while also noting the potential for increased allocations in dividend-paying sectors such as banks and home appliances as the year-end approaches [6] - The report highlights the significance of calendar effects, suggesting that both active and long-term investors may find opportunities for positioning in the market during specific periods [5][6]