关键词: 黑天鹅事件, 投资者情绪, 影响机制, 三因子模型

Abstract: Based on the three-factor model, the investor sentiment factor is introduced, and the impact of black swan events on stock price is explored through qualitative analysis and empirical research Some suggestions on how to deal with black swan events are put forward from three aspects: listed companies, regulatory mechanism, and investors, which will provide some reference for future research.

Key words: black swan event, investor sentiment, influencing mechanism, three-factor model