※ [本文转录自 Grad-ProbAsk 看板] 作者: dyuman ( 没有那种命阿) 看板: Grad-ProbAsk 标题: [商管] [经济] 96 云科 时间: Mon Mar 8 19:23:29 2010 4. The government is considering placing a tax on cigarettes to raise revenue to finance health care benefits. One of the arguments for this tax is that the demand for cigarettes is price inelastic. Which of the following statements is true ? A.the tax on cigarettes may not raise as much revenue as anticipated in the years to come because the demand for cigarettes is likely to become more elastic over time. B.This is a very good way to raise revenue both in the short term and in the long term bacause there are no subsitutes for cigarettes. C. D. 想法： (A) or (B) 香烟的长期弹性会改变吗 ?? 13.A firm suffers operating losses if A.price exceeds average variable cost but is less than average total cost B.price exceeds marginal cost C.revenues are smaller than variable costs of production D.revenues are greater than variable costs of production but less than total costs. 想法：operating losses是指短期损失 ? 我觉得 A C 好像都可以 ..@@ --

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※ 发信站: 批踢踢实业坊(ptt.cc) ◆ From: 219.81.196.12 ※ 编辑: dyuman 来自: 219.81.196.12 (03/09 16:51)