经济周期的中心是 1 。
内在均衡是指 1 ,外在均衡是指_____________。
货币供给量增加,LM曲线向 1 移动;货币供给量减少,LM曲线向___________移动。
一个经济中的消费需求为8000亿元,投资需求为1800亿元,出口为1000亿元,进口为800亿元,计算该经济的总需求,并计算各部分在总需求中所占的比例。
根据国内生产总值的定义解释,下列哪些项目应该计入2002年的国内生产总值,哪些项目不应该计入,并简单说明原因。
(1)外资企业在国内生产的汽车,价值10亿元;
(2)2001年生产,在2002年才卖出去的机器,价值15亿元;
(3)2002年以100万元拍卖成功张大千画一幅,佣金5万元。
— I've got a bad cold today.
— _________________.
Thank you for telling me
Oh, dear! I hope you get better soon
It isn't serious
— Could I talk to Prof. Lee?
— _________________.
Yes, speaking
Oh, it's you
I'm waiting for you
Neither John his father was able to wake up early enough to catch the morning train.
nor
or
but
I was giving a talk to a large group of people,the same talk I ___to half a dozen other groups before.
was giving
am giving
had given
Today's weather is _____worse than yesterday's.
very
much
very much