Empirical Study On China's Stock Market Bubble Sector

The problem of the stock market bubble as a focus topic in the long-term debate on the stock market has always been the focus of attention of the theoretical and practical circles.Historical experience tells us that over-inflated stock market bubbles sometimes have disastrous consequences for the economic system.Therefore,the research on the stock market bubble is undoubtedly of great practical significance.This article begins with the stock market bubble theory,first introduces what is the stock market bubble,and enumerates the more familiar stock market bubble burst events,and further analysis of the stock market bubble may cause damage to the national economic system,and then in the predecessors Based on the theoretical research,we will introduce how the stock market bubble is formed at the institutional level,the market environment level,and the behavioral finance level.We then start from a number of speculative indicators to determine whether there is a stock market bubble in China's Shanghai stock exchange A-share market.After analyzing the existence of the stock market bubble,the analysis and comparison of three different intrinsic value evaluation models selects the surplus value model from among them to directly measure the stock market bubble,and then to obtain the A-share market growth industry,cyclical industry,and defenses.The size of the bubbles that exist in each type of industry,and finally through the comparative analysis and the analysis of the causes of investment advice and policy recommendations.