指数增强型基金，爆发式增长

Core Insights - The explosive growth of index-enhanced funds is attributed to policy support, market demand, and product innovation, with long-term excess returns being significant and sustainable [1][4] Group 1: Fund Performance and Growth - As of September 6, 2023, 113 new index-enhanced funds have been established, with a total issuance scale of 575.67 billion yuan, which is 2.77 times last year's total [2] - The average excess return of index-enhanced funds this year is 3.76%, with the strongest performing fund achieving nearly 20% excess return [6][5] - Over the past three to five years, the average excess return rates for index-enhanced funds are 4.36% and 14.62%, respectively, indicating strong long-term performance [6] Group 2: Market Dynamics and Investor Sentiment - The current issuance of index-enhanced funds stands at 17, accounting for 24% of all new funds, reflecting a high level of market interest [3] - Institutional investors increasingly recognize the value of index-enhanced funds due to their ability to accumulate excess returns over longer investment horizons [4] - The overall positive performance of the A-share market has heightened investor interest in equity assets, leading to increased funding allocation [4] Group 3: Strategic Implications for Fund Managers - The combination of passive investment and active management in index-enhanced funds makes them an important choice for optimizing asset allocation [4] - Mid-sized public funds are focusing on index-enhanced funds as a strategic choice to differentiate themselves and establish competitive advantages [4] - The development of AI technology has significantly improved quantitative research capabilities, allowing for better identification of excess return sources and market opportunities [6]