1. Suppose a firm estimated the WACC of its own at one time to be 10%， should this WACC be used to evaluate all projects of the firm？ why ？
2. What are some of the pros and cons of holding high levels of cuiient assets in relation to sales?
3.A change in interest rate would likely to have the impaet of bonds'prices and stock market return.Explain how this could happen?
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1.假设一个公司的加权平均资本成本估计自己在同一时间是10%，这应该为被用来评估所有项目的公司呢？为什么？
2.什么是一些优点和缺点举办高层次的流动资产与销售？
3.改变利率可能会有影响债券价格与股市收益。解释这怎么可能发生？
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