Investor Sentiment Contagions and Stock Market Crisis

Nowadays, the stock market crisis occurs frequently, exploring how to prevent and control the stock market crisis has become one of the hot spots in today's academic research. This paper reviews and summarizes the research on investor sentiment and its impact on the stock market crisis both at home and abroad, and from the perspective of investor sentiment contagious, trying to analyze the impact of investor sentiment contagious on the stock market crisis by means of the SIR model. And puting forward specific measures to prevent and control the stock market crisis. Specific measures include: First, to broaden the investment channels and reduce the proportion of potential investors in the stock market; Second, to strengthen the education of small and medium investors, to popularize the basic knowledge of financial markets and guide investors to form a rational investment concept.