NO.PZ2022101402000002
问题如下：
Which of the following is not the reason that determines a company’s WACC is a challenging task?
选项：
A.Different methods can be used to calculate the costs of different capital
Assumptions of the current capital structure.
C.The company’s marginal tax rate must be estimated instead of average or effective tax rate.
解释：
B is correct.
Assumptions are needed regarding long-term target capital structure, which might or might not be the current capital structure.
The company’s marginal tax rate must be estimated instead of average or effective tax rate.
这个背后的道理是什么？
