【简答题】运用DD-AA模型检验外国价格水平P * 短期内上升的影响。假定未来预期汇率E e 会立即与P * 成比例地上升(按购买力平价理论),证明汇率也将立即对应P * 的上升比例而上升。如果开始时经济处于内部平衡和外部平衡点,这一平衡点会因为P * 的上升而发生改变吗? Use the DD-AA model to examine the effects of a one-time rise in th...
【判断题】清管器接收过程Pig receiving process:1)关闭放空阀和盲板Close vent valve and blind plate;2)在清管器未到达之前,先打开平衡阀,然后打开接收筒隔断阀门,若清管器没有进入接收筒,应慢慢关闭线路主阀直到清管器被压入接收筒为止Before the pig arrives, first open the balance valve, and then ...
【单选题】听力原文:M: May I help the next person in line? W: Hi, How is it going? First, I'd like to cash this check and put it in my checking account. Then I' d like to apply for an auto loan. What is the interest...
【单选题】The assetsection of the January 1, 20X7, balance sheet of Petticoat Company includes amachine which was acquired on January 1, 20X3. The machine's original cost was $500,000, and the estimated life wa...