Carry out effective investment appraisal.

怎样对投资作出正确地评估。

Why do we need a method of investment appraisal?

我们为什么需要一个投资评估方法?。

Investment appraisal is a key area in most businesses.

对决大多数企业而言，投资估价都是一个关键的领域。

When learning investment appraisal, much time and effort is spent on understanding the mathematics.

在学习投资评价的时候，很多时间与精力都花在学习数学公式。

We should be clear that neither of these two methods nor any other method of investment appraisal can give a definitive decision.

我们应清醒地看到无论是这两种方法，或是其它投资评估法都不能给出最后决策。