With the rapid development of Internet media,Internet media coverage has more or less influence on investors'psychological level.This article uses Python technology to climb 2019.9 to 2020.1 of the monthly news re...With the rapid development of Internet media,Internet media coverage has more or less influence on investors'psychological level.This article uses Python technology to climb 2019.9 to 2020.1 of the monthly news reports on A share listed companies in the Snowball net,and studies the relationship between media attention and investors'heterogeneous beliefs.It is found that media attention is positively correlated with investors'heterogeneous beliefs,that is,investors are more likely to choose stocks frequently reported by media.Further research finds that media reports will strengthen investors'heterogeneous beliefs,affect investors'investment behavior,and ultimately lead to the increase of stock trading volume.展开更多
BYD is one of the largest new energy vehicle companies in China.Analyzing its scenario and the factors that affect its value helps to understand and identify development opportunities and potential problems.On one han...BYD is one of the largest new energy vehicle companies in China.Analyzing its scenario and the factors that affect its value helps to understand and identify development opportunities and potential problems.On one hand,this paper makes a qualitative analysis of BYD,using SWOT model to study the internal capability and external environment of BYD.On the other hand,the multiple regression model is used for quantitative analysis of BYD’s enterprise value,and the model is established based on three factors:enterprise fundamentals,investor behavior and psychology,and macroeconomic policy uncertainty,and the stepwise regression is carried out.The results show that the increase of institutional investors’shareholding ratio,the increase of investor sentiment index,and the increase of M2 growth rate will increase the overall enterprise value,while the increase of economic policy uncertainty will decrease the enterprise value.展开更多
文摘With the rapid development of Internet media,Internet media coverage has more or less influence on investors'psychological level.This article uses Python technology to climb 2019.9 to 2020.1 of the monthly news reports on A share listed companies in the Snowball net,and studies the relationship between media attention and investors'heterogeneous beliefs.It is found that media attention is positively correlated with investors'heterogeneous beliefs,that is,investors are more likely to choose stocks frequently reported by media.Further research finds that media reports will strengthen investors'heterogeneous beliefs,affect investors'investment behavior,and ultimately lead to the increase of stock trading volume.
文摘BYD is one of the largest new energy vehicle companies in China.Analyzing its scenario and the factors that affect its value helps to understand and identify development opportunities and potential problems.On one hand,this paper makes a qualitative analysis of BYD,using SWOT model to study the internal capability and external environment of BYD.On the other hand,the multiple regression model is used for quantitative analysis of BYD’s enterprise value,and the model is established based on three factors:enterprise fundamentals,investor behavior and psychology,and macroeconomic policy uncertainty,and the stepwise regression is carried out.The results show that the increase of institutional investors’shareholding ratio,the increase of investor sentiment index,and the increase of M2 growth rate will increase the overall enterprise value,while the increase of economic policy uncertainty will decrease the enterprise value.
