购入材料在运输途中发生的合理损耗应计入管理费用。 ( )
参考答案:错
解析: 购入材料在运输途中发生的合理损耗应计入材料采购成本,不需单独进行账务处理。
Portfolio A earned an annual return of 15 percent with a standard deviation of 28 percent. If the mean return on Treasury bills ( T - bills) is 4 percent, the Sharpe ratio for the portfolio is :()
A. 0.54.
B. 0.39.
C. 1.87.
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