都去买指数了，主动投资还有好日子吗？

Group 1 - The article discusses the ongoing debate between active and passive investment strategies, highlighting the increasing popularity of passive investing and its implications for active investors [5][31]. - It emphasizes that the success of active investing relies on the existence of "inefficient" market participants, allowing skilled investors to capitalize on their mistakes [7][10]. - The article presents three viable paths for beating the market: defeating "foolish money," seeking "different money," and managing investment behavior [5][22][24]. Group 2 - The first path, defeating "foolish money," suggests that skilled investors can profit from less competent market participants, as demonstrated by successful investors like Warren Buffett [10][12]. - The second path involves recognizing that not all market participants are "foolish," but rather have different risk perceptions, which can lead to mispricing of assets [16][22]. - The third path focuses on behavioral finance, illustrating how managing emotions and adhering to investment discipline can lead to superior returns compared to passive strategies [24][28]. Group 3 - The article concludes that as more investors shift towards passive strategies, the opportunities for excess returns may become scarcer, but active investors can still find advantages through behavioral biases in the market [33][34]. - It highlights that the competition in the investment landscape is intense, and success will depend more on relative skill levels rather than absolute skill levels [34].