Theoretical Foundations Growth in Asset Prices, Stock Prices and Credit Ratings

Capital market in a country is a major source of financing firms and governments and in countries such as Iran, which seeks to attract foreign companies to direct investment and their stock boom, Strengthen it, and to identify factors associated with trading securities firm-internal and external motivation could be to meet the increased investment activity and development, In a way that the proper realization of the main objectives of economic and financial developments government is also provided. Stablish necessary ground for more responsive to the needs of investors and turning the Tehran Stock Exchange to raise the stock exchange, requiring numerous scientific investigations. In the meantime, one of the variables that would be help is the attractiveness of existing companies on the stock exchange and the liquidity of their shares on the stock exchange which makes investors at any time they can convert assets into cash with minimal cost. According to the proposed models to predict returns, there are many factors that can assess the efficiency of different investments. In the meantime, liquidity stock is another factor that its effect on stock returns in various markets has strong literature and background and researchers recognize this variable as one of the factors that can play an important role in determining returns

Keywords:

Finance , investment , economy , stock market , funds