Holding all else equal, which statement is correct? The beta of a stock is used to compute the return on equity and the standard deviation is used to compute the return on preferred When you decrease a firm's Weighted Average Cost of Capital this will increase the attractiveness of the firm's investment options If you have both the dividend growth and the security market line's costs of equity, you should use the higher of the two estimates when computing WACC. WACC is applicable only to firms that issue both common and preferred stock The after tax cost of debt increases when the market price of a bond increases Holding all else equal, which statement is correct? The beta of a stock is used to compute the return on equity and the standard deviation is used to compute the return on preferred When you decrease a firm's Weighted Average Cost of Capital this will increase the attractiveness of the firm's investment options If you have both the dividend growth and the security market line's costs of equity, you should use the higher of the two estimates when computing WACC. WACC is applicable only to firms that issue both common and preferred stock The after tax cost of debt increases when the market price of a bond increases