Betacoefficient, also known as beta coefficient, is a risk index to measure the price fluctuation of stock funds relative to the whole market. β coefficient is a tool to evaluate the systemic risk of securities, which is used to measure the volatility of a securities or portfolio relative to the overall market, and is commonly used in investment terms such as funds.
Beta coefficient is one of the important reference indexes to measure structural and systemic risks in the methods of evaluating fund fluctuation risks and investment opportunities, and its true meaning is the deviation degree of individual funds and their portfolios from the overall assets.