M.A. Thesis:

Bord Director Independence government owner ship and stock Return vibratility

Abstract The purpose of this study was to investigate the relationship between board independence, government ownership and fluctuations in stock returns of companies listed on the Tehran Stock Exchange. In this research, in order to collect the required data and information, first the library method and documentary studies are used. Based on this, the theoretical foundations and research literature of Latin specialized books and magazines and explanatory notes of selected companies, tablets Compact video and statistical archive of Tehran Persian Stock Exchange Organization is collected. Then, the necessary data to test the research hypotheses are extracted by referring to the financial statements, the stock exchange website and other related databases, as well as the new mortgage software and the comprehensive stock exchange database. Eviews software has been used to examine the relationship between variables. The results of this study showed that there is no significant relationship between the independence of the board of directors and fluctuations in stock returns of companies listed on the Tehran Stock Exchange. There is a positive and significant relationship between government ownership and fluctuations in stock returns of companies listed on the Tehran Stock Exchange.

Keywords: Keywords: Board Independence, Government Ownership, Stock returns Fluctuations