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中国公募基金经理自信度与基金表现

Confidence of Chinese mutual fund managers and fund performance

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本研究在前人研究基础上,发现基金经理自信度是传统乐(悲)观语调外又一影响我国公募基金运转表现的全新因素.本研究基于2010年—2020年间中国主动管理类股票型、偏股混合型与灵活配置型公募基金年报与半年报内容,使用文本分析方法构建基金经理自信度指标并检测其预测能力.实证结果表明,基金经理自信度指标对基金未来表现有正向预测能力:在中国三因子模型调整收益后,套利组合显著获得2.4%以上的年化超额收益率.本研究还证明基金经理自信度包含传统乐(悲)观语调外的增量信息,在控制基金经理乐(悲)观语调指标的情况下,套利组合平均获得2%以上的年化超额收益率.文章最后还区分了基金经理自信度与"过度自信"的差异,发现自信度高的基金经理更加坚定自身投资理念,减少未来交易频次,基金换手率随自信度上升而下降,基金经理从中获益.
This paper finds that fund managers'confidence is a new factor,in addition to the traditional opti-mistic(pessimistic)tone,that affects the performance of Chinese mutual funds.This paper uses the annual and semi-annual reports of mutual funds in China from 2010 to 2020 to construct fund managers'confidence indicators.The empirical results show that the managers'confidence indicator has a positive predictive ability for mutual fund's future performance.After being adjusted by the Chinese three-factor model,the arbitrage portfolio significantly earns an annualized excess return of more than 2.4%.Further,fund managers'confi-dence contains incremental information beyond the traditional optimistic(pessimistic)tone.On average,arbi-trage portfolios earn an annualized excess return of more than 2%when controlling for indicators of the manag-er's optimistic(pessimistic)tone.Finally,managers'confidence and"overconfidence"also distinguished.Confident fund managers are more committed to their investment philosophy and reduce the frequency of future trades.Fund managers benefit from the fact that fund turnover decreases as confidence increases.

fund managers'confidencefund performancepredictive ability

张翔、胡轲、路杭霖、胡晏

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西南财经大学金融学院,成都 611130

西南财经大学大数据研究院,成都 611130

天津大学管理与经济学部,天津 300072

北京源星图创业投资有限公司,北京 100000

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基金经理自信度 基金表现 预测能力

2024

管理科学学报
天津大学 国家自然科学基金委员会管理科学部

管理科学学报

CSTPCDCSSCICHSSCD北大核心
影响因子:2.573
ISSN:1007-9807
年,卷(期):2024.27(11)