Experimental Model for Management of an Investment Portfolio

Portfolio investment allows to plan, estimate, and check final results of all investment activity in various sectors of the stock market. The main task of a portfolio investment is to improve conditions of investment, having given totality of securities such investment characteristics, which are unattainable from a position of the separately taken security, and are possible only at their combination. New investment quality with the given characteristics is achieved only during formation of a portfolio. Thus, the portfolio of securities is that tool, which helps to the investor the required stability of income at a minimal risk.