Abstract
This study aims at recognizing the effect of information asymmetry on the dividend policy between the investors inside and outside the firm. This study has been accomplished by analyzing the relationship and effect between information asymmetry and dividend policy. Also, the research tries to find out whether there are other factors that govern company's decision and its ability or disability to distribute the dividends. Among these factors are: company's size, stock profitability, the rate of book value or market value. This researched is conducted to a sample of 107 registered companies in Amman financial stock market during 2006, 2007, 2008, by using a set of statistical methods such as: multiple regression (retrogression), and Person's sample relationship in which he studies the relationship and effect between the study samples-variables . The research reached at some conclusions, the most important of which is that: Information asymmetry morally and positively affects the dividend policy of the companies (the sample of the study), and this is only in 2006, whereas other study sample - variables varied with regard to their sensitivity or non-sensitivity during research period. The research ended with some recommendations and findings .