The Study On Effect Of Stock Price Fluctuation By The Investor Structure In China Security Market

Since the 1970'S. the investor strucnlre in the global security markets changed significantly. Institutional investors, who instituted individual investors, became the most important market participants. As to China's stock market, the quantity of institutional investors has been increasing, but the investor structure has not changed much.From the aspect of stock trading process, this dissertation concentrates on how information, capital and trading capability influences investor structure, and works out the following research results:understand the evolving process of investor structure, to clarify the market participants to monitor, to research the role which the changes of investor structure plays in market's efficiency,and then, assist us to address the relevant policies and improve the efficiency of stock market by ameliorating investor structure.