NO.PZ2016021706000024
问题如下：
TAT Company has a target capital structure of 30% debt and 70% equity. And the company's marginal tax rate is 20%. The information about the bond and the equity is shown in the following tables.
Using CAPM approach, what's the company's cost of equity?
选项：
A. 19%.
B. 16%.
C. 15%.
解释：
A is correct.
如果这道题要求加权平均回报率，是用30%*10%+70%*19%吗？
