20春学期《经济学》在线平时作业2

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假定国民收入原来的均衡被投资的增加所打破，在国民收入形成新的均衡的时候，国民收入
A:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">减少了</span>
B:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">增加了</span>
C:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">没变化</span>

当一个行业由自由竟争演变成垄断行业时，则（　）
A:垄断市场的价格等于竞争市场的价格
B:垄断市场的价格大于竞争市场的价格
C:垄断市场的价格小于竞争市场的价格
D:垄断价格具有任意性
E:以上说法都不对

边际消费倾向与边际储蓄倾向之和
A:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">大于</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1</span>
B:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">小于</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">的正数</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%"><span style="mso-spacerun: yes">&nbsp;</span></span>
C:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">等于</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1<o:p></o:p></span>

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">假定一个厂商在完全竞争的市场中</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN">,</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">当投入要素价格为</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN">5</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">元</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN">,</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">该投入的边际产量为</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN">1/2</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">时获得了最大的利润</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN">,</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">那么，商品的价格一定是</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN"><span style="mso-spacerun: yes">&nbsp; </span></span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">（）</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN"><o:p></o:p></span>
A:2.5<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">元</span>
B:10<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">元</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN"><o:p></o:p></span>
C:1<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">元</span>
D:0.1<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'">元</span>

消费曲线位于<span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">45&deg;</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">线上方表明，储蓄是</span>
A:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">正数</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%"><span style="mso-spacerun: yes">&nbsp;</span></span>
B:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">零</span>
C:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">负数</span>

下面那一部分收入不是居民得到的但他们却拿到了
A:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">转移支付</span>
B:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">利息</span>
C:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">租金</span>

短期消费曲线的特点之一是
A:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">它与</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">45&deg;</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">线相交</span>
B:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">它不与</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">45&deg;</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">线相交</span>
C:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">它与横轴相交</span>

已知某国<span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1986</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">年的国民生产净值是</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">3600</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">亿美元，从</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1981</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">年到</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1986</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">年价格水平上升了</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">20%</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">。如果按</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1981</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">年的价格计算，</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">1986</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">年的实际国民生产净值是</span>
A:3200<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">亿</span>
B:3600<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">亿</span>
C:3000<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">亿</span>

在利息率（<em style="mso-bidi-font-style: normal"><span lang="EN-US">i</span></em>）的下降导致投资（<em style="mso-bidi-font-style: normal"><span lang="EN-US">I</span></em>）增加的时候，假定其它条件不变，国民收入（<em style="mso-bidi-font-style: normal"><span lang="EN-US">Y</span></em>）和储蓄（<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em>）会发生下述变化
A:<em style="mso-bidi-font-style: normal">Y</em><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体">增加，<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em>下降，<em style="mso-bidi-font-style: normal"><span lang="EN-US">I</span></em>与<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em>差距增大</span>
B:<em style="mso-bidi-font-style: normal">Y</em>与<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em>都增加，<em style="mso-bidi-font-style: normal"><span lang="EN-US">I</span></em>与<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em>趋于相等
C:<em style="mso-bidi-font-style: normal">Y</em><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体">减少，<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em>增加，<em style="mso-bidi-font-style: normal"><span lang="EN-US">I</span></em>与<em style="mso-bidi-font-style: normal"><span lang="EN-US">S</span></em><span lang="EN-US"> </span>趋于相等<span lang="EN-US"><o:p></o:p></span></span>

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果央行在金融市场上的购买政府债券()</span>
A:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">商业银行的准备金将增加</span>
B:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">货币供给将减少</span>
C:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">商业银行的准备金将减少</span>
D:<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">市场利率趋于上升</span>

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体">某人在失业以后因就业信息不灵而暂时找不到工作，这种失业是自愿失业</span>
A:错误
B:正确

只要边际产量减少，总产量一定也在减少
A:错误
B:正确

两条无差异曲线的交点所表示的商品组合，对于同一个消费者来说具有不同的效用
A:错误
B:正确

如果消费者从每一种商品中得到的总效用与它们的价格之比分别相等，他将获得最大利润
A:错误
B:正确

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">转移支付增加一美元对总需求的影响总是与政府支出增加一美元相同</span>
A:错误
B:正确

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">利用等产量曲线上任意一点所表示的生产要素组合，都可以生产出同一数量的产品</span>
A:错误
B:正确

在总收益仅仅能够补偿总可变成本的情况下，从理论上说厂商仍可能继续生产
A:错误
B:正确

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体">只要存在失业工人，就不可能有工作空位</span>
A:错误
B:正确

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">确切地说，当实际</span><em style="mso-bidi-font-style: normal"><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">GNP</span></em><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%"> </span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">的增长低于</span><span lang="EN-US" style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%">2%</span><span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">时，表明发生了经济衰退</span>
A:错误
B:正确

<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'">消费曲线的斜率等于边际消费倾向</span>
A:错误
B:正确