试题与答案

某垄断者的短期成本函数为STC=0.1Q3-6Q2+140Q+3000,成本用美元计

题型:问答题

题目:

某垄断者的短期成本函数为STC=0.1Q3-6Q2+140Q+3000,成本用美元计算,Q为每月产量,为使利润最大,该垄断厂商每月生产40吨,赚取利润1000美元。请计算:
(1)满足上述条件的边际收益,销售价格和总收益。
(2)计算需求曲线在均衡点的需求价格弹性。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:目前正在使用的复印机的年现金流量如下: [*] 这一现金流量系列按照7%贴现后的现值为:PV=-14 390 它的等额年金现值为:EAC=PV÷现值系数(7%,6年)=-14390÷4.767=-3019(元) 所以,只有当...

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