【判断题】在菜单栏点击“格式”-“工具栏”-“控件工具箱”,可以打开控件工具箱。()
【单选题】听力原文:W: Hey, Henry, bow's everything going, and what's with the flowers? M: They're for my wife. W: Oh, a wedding anniversary or something? M: To tell the truth, it couldn't be worse. You see, I have ...
A.
He was playing computer games with a few of his friends.
B.
He was playing basketball with a few of his friends.
C.
He was having a barbecue with a couple of friends.
D.
He was watching a game on TV with some friends.
【简答题】假设某商品的市场需求函数为Qd=12—2P,供给函数为S=2P,均衡价格和均衡产量各是多少?
【简答题】假设某商品的市场需求函数为:Qd=400-P,供给函数为:Qs=-50+0.5P。如果政府对生产者征收30元的销售税,均衡价格将变为()元,均衡数量将变为()。消费者承担了()元的税额,生产者承担了()元的税额。
【简答题】假设某商品市场上的需求函数和供给函数分别为 Qd=50-8P Qs=-17.5+10P 在达到均衡时,市场上该商品的价格和销量各是多少?如果政府实行限制价格,该商品的价格不得超过2.75元,那会发生什么情况?如果政府实行保护的支持价格,规定该商品不得低于4.25元,那又会发生什么情况?
【判断题】点击菜单栏“数据”-“分类汇总”,可以按列进行分类计数。()
【单选题】假设某商品的需求函数为Q=120-20P,该商品的市场均衡价格为4元;当需求函数变为Q=100-20P时,供给不发生变化且供给曲线向右上方倾斜,可知