m=2.46975，精确到0.001的m的近似值是______．
根据四舍五入，2.46975精确到0.001应为2.470；
故答案为：2.470．
If a lease is capitalized rather than expensed (an operating lease) the firm's net income will:（）
A. decrease over the life of the lease.
B. remain constant over the life of the
lease. C. increase over the life of the lease.
若社会无风险投资收益3%，社会平均收益率15%，公司投资风险系数1.1，则采用定价模型估算的资金成本为( )。
A．13.8% D．16.2% C．12% D．15.2%
