Research On The Investor Sentiment And Stock Price Based On Network Information

With the development of China's economy,the securities plays an important role nowadays.This is because of the increase in residents' income and the need for more investment channels to achieve the preservation and appreciation of assets.On the other hand,due to the increase in the number and size of enterprises,more companies are needed to explore production methods.Since the start of the two stock exchanges in the 1990 s,the importance of the capital market are becoming more and more improved,the trading mechanism has become more convenient,and information disclosure and regulatory content have achieved certain results,continuing to play the role of fund improvement,securities price and volatility.However,something wrong is still above the market.In recent years,the emotional fluctuations of investors led by online public opinion information have led to abnormal fluctuations in stock prices.This paper first reviews and reviews the relevant literature on investor sentiment.Based on the previous studies,this paper determines the research methods and ideas of this paper,and introduces the mood of online investors based on the background of online public opinion,and the relationship with stock price fluctuation is the focus of this paper.In the choice of investor network sentiment factors,It is divided into the network distribution index and the investor sentiment index type index,which is a composite index based on text search,classification.Secondly,the impact of the fluctuations in share prices on the environment of investors in cyberspace.This will analyse the correlation between the enthusiasm of investor networks and stock index and establish models of panic avoidance.The investor network sentiment numerical index and the textual sentiment index were compared.In order to complete the forecast analysis of investor sentiment,This paper makes an empirical study on the market incentive of stock volatility and the volatility of investor sentiment.From the former studies,this paper studies the influence of investor network sentiment on price fluctuations during stock ups and downs to further verify the previous conclusions.