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小范范 · 2018年09月30日

问一道题:NO.PZ2016021705000033 [ CFA I ]

问题如下图:

选项:

A.

B.

C.

解释:

cost of debt不用考虑之前的负债成本么?两笔负责都考虑的话应该选B啊

1 个答案
已采纳答案

发亮_品职助教 · 2018年10月01日

考虑的是当前的Marginal costs。所以要考虑7%。

原因是:融资进行一份投资时,考察的是增量收益与增量成本之间的比较;

只要增量收益大于增量成本,项目投资就是划算的。当前的举债成本是7%,只要收益大于7%,那么当前举债就是划算的。显然参考9%的历史成本,不适合去做投资决策。

注意有些题目很明确的给定了Marginal cost of debt比如这道题,考点就是区分Marginal与历史成本;

但是有些题目只说了Cost of debt,那时候就默认那个Cost是相关的,直接用就好。

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