Gwen Stefani (G-S) is an American conglomerate that is actively debating the impact of internal diversification of its operations on its capital structure and cost of capital. The firm is planning to reduce consolidated debt after diversification. Senior management at G-S is actively debating the implications of diversification on its cost of equity. All agree that the company's returns will be less correlated with the reference market return in the future. The financial advisors believe that the market will assess on additional 2.0% equity risk premium for going international to the basic CAPM cost of equity. Assumptions Correlation between G-S and the market Standard deviation of G-S's returns Standard deviation of market's returns Risk-free rate of interest Additional equity risk premium for internationalization Estimate of G-S's cost of debt in U. S. market Market risk premium Corporate tax rate Proportion of debt Before After Diversification Diversification 0.85 0.72 25.0% 22.0% 15.0% 15.0% 4.0% 4.0% 0.0% 2.0% 7.2% 7.5% 5.75% 5.75% 30.0% 30.0% 40.0% 35.0% What is G-S cost of equity after international diversification of its operations but without the hypothetical additional equity risk premium