基于事件分析法談《人民日報》文章對股指的影響
[Abstract]:Since the establishment of the stock market in 1990, China has been closely concerned with the management, but as the early development of the market, there must be a variety of problems. For example, the investors are not mature, the market is irrational and hype, the information disclosure is not standard, the supervision means is short, the supervision measures are weak and so on, which leads to the stock market often rising and falling. The abnormal fluctuation has brought serious losses to the investors, restricts the continuous development of the capital market and affects the healthy operation of the national economy or social stability. The national policy has an important influence on the change of the stock market. "The policy market" is an evaluation of the stock market in China for a long time, and the importance of the policy to the stock index is seen. The course of the development of the stock market is also the process of continuous improvement of the regulatory policy. "People's Daily >" is an important channel for information transmission of national policy. The articles published by the people's daily often represent the state government, the attitude and view of the management of the political economy, and then the attitude of the state to regulate the economy by administrative means. < People's Daily >. The speech of the people's daily, especially the people's daily editorials and commentators' articles, is considered to be directly conveyed by the voice of the Party Central Committee and the national affairs academy, and the people's daily is considered to be the sea of China to the sea. The first media, which carries out news reports and political, economic and cultural propaganda, is the organ of the Central Committee of the Communist Party of China. It is the most authoritative, most influential and most influential national newspaper in China.
What is the influence of the articles on the stock index in the people's daily? Is the good policy stock index will rise, the sharp policy stock index drops immediately? How is the influence of the policy on the stock index, with these questions this article uses the event analysis method to analyze the influence of the people's Daily > the article on the stock index.
This article is divided into six parts, the specific structure and main points are as follows:
The first chapter is the introduction. This chapter is divided into two parts. First, it introduces the significance of this topic, followed by the structure of the article.
The second chapter is a summary of the application of event research in foreign countries and its domestic applications, and points out the application of event analysis in the financial market.
The third chapter, the core problem of event study and its application. This chapter first introduces the principles and basic procedures of event analysis, defines events and event windows, determines sampling standards, estimates normal income, and calculates abnormal returns. The second is a simple analysis of the core issues in the practical application of event analysis.
The fourth chapter is about the descriptive analysis of the influence of the stock index. This chapter is divided into two parts. First, it is about the selection and collection of the articles. This article is the selection of the special commentator articles published by the people's daily in the people's daily and the comments written by the people's daily journalists. These articles are most representative of the representative opinion of the policy. The second is the analysis of the influence of the relevant articles on the volatility of the stock index, and the analysis of the policy effect on each article. Some articles have obvious short-term effects and some articles are very small and can not achieve the effect of the policy. This shows that management through the people's daily. The purpose of administrative intervention and regulation of articles published has not been achieved.
The fifth chapter is an empirical analysis based on the event analysis. This chapter is divided into three parts. First, it introduces the event analysis method in the analysis of the concrete steps of the influence of the published articles on the stock index in the people's daily. Secondly, it makes a specific statistical analysis and statistical test on the 26 events, and draws a conclusion, the influence of the related articles published by people's daily is on the stock market. The effect of direction and regulation is very different. Some articles have significant effect of immediate or short-term control, while some articles have not significant effect on the effect, especially the good quality article, most of the effect is not ideal, the effect of the short article is stronger than the effect of good article. Finally, the whole test of all the events, to the whole The Ministry's policies, favorable policies and bad policies have been tested statistically.
The sixth chapter, the conclusions and shortcomings. The descriptive analysis and empirical analysis of the articles on the stock market published in the "people's Daily" show that the frequency of administrative use of the regulation and control on the stock market is gradually improved, but the short-term effect is gradually weakening, and the medium-term effect is less obvious, administrative means The effect of regulation is limited.
【學位授予單位】:西南財經大學
【學位級別】:碩士
【學位授予年份】:2012
【分類號】:G219.2;F832.51;F224
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