老王最近有点郁闷，全都是因为“α”

Core Viewpoint - The article explains the concept of Alpha Return (α), which represents the excess return generated by a fund manager beyond the benchmark return, highlighting its importance in evaluating fund managers' performance [6][12][14]. Group 1: Understanding Alpha Return - Alpha Return (α) is defined as the excess return over the benchmark, indicating the portion of return that exceeds the market performance [6][12]. - For example, if the CSI 300 index rises by 10% and a fund earns 25%, the additional 15% is the Alpha Return, showcasing the fund manager's skill [7][9]. - The formula for calculating Alpha Return is: Alpha Return (α) = Actual Fund Return - Benchmark Return [12][14]. Group 2: Implications of Alpha Return - A positive Alpha Return (> 0) indicates that the fund manager has outperformed the benchmark, demonstrating strong capabilities in generating excess returns [15]. - Conversely, a negative Alpha Return (< 0) suggests that the manager has underperformed relative to the benchmark, warranting further observation [16]. - It is essential to evaluate Alpha over the long term, considering performance against benchmarks and associated risks, rather than focusing solely on short-term numbers [17].