2017年电大西方经济学模拟试题小抄参考.doc

2011电大专科西方经济学期末试卷答案 价格 总收益 平均收益 边际收益 1 10 10 10 -- 2 8 16 8 6 3 6 18 6 2 4 5 20 5 2 5 4 20 4 0 2某国的边际消费倾向为0.6，边际进口倾向为0.2，请计算该国的对外贸易乘数。 答：对外贸乘数=1/(1—边际消费倾向+边际进口倾向)=1/（1-0.6+0.2）=1.67 （2题仅列出公式或列出式子可给一般分，也可以不写公式，但要列出式子，没有式子不给分） 2汽车价格下降，汽车保险价格不调，以及收入都会是消费者对汽车的购买量增加，从经济学的角度，用图形说明这三种因素引起的汽车购买量增加有什么不同。 1.）汽车价格下降引起需求量增加，这种需求量增加表现为同一条需求曲线上由a点移动到b点，见图1 2.）汽车保险价格下调以及收入增加引起需求增加，这种需求曾加表现为需求曲线的移动，即从D1移动到D2，见图2 4运用总需求一总供给模型说明一国居民购买住房的增加对宏观经济的影响。 总需求一总供给模型是要说明均衡的国内生产总值与物价水平的决定的，总需求曲线与短期总供给曲线相交时就决定了均衡的国内生产总值和均衡的物价水平，这时这时总需求与总供给相等，实现了宏观经济的均衡 购买住房为 投资需求，它会影响总需求 投资增加会引起总需求增加，总需求曲线向右方移动，有AD1移动到AD2 变动的结果是GOP增加（有Y1增加为Y2）物价水平上升（由O1上升为P2） 作图 Winger Tuivasa-Sheck, who scored two tries in the Kiwis 20-18 semi-final win over England, has been passed fit after a lower-leg injury, while Slater has been named at full-back but is still recovering from a knee injury aggravated against USA. Both sides boast 100% records heading into the encounter but Australia have not conceded a try since Josh Charnleys effort in their first pool match against England on the opening day. Aussie winger Jarryd Hayne is the competitions top try scorer with nine, closely followed by Tuivasa-Sheck with eight. But it is recently named Rugby League International Federation player of the year Sonny Bill Williams who has attracted the most interest in the tournament so far. The Kiwi - with a tournament high 17 offloads - has the chance of becoming the first player to win the World Cup in both rugby league and rugby union after triumphing with the All Blacks in 2011. Id give every award back in a heartbeat just to get across the line this weekend, said Williams.The (lack of) air up there Watch mCayman Islands-based Webb, the head of Fifas anti-racism taskforce, is in London for the Football Associations 150th anniversary celebrations and will attend Citys Premier League match at Chelsea on Sunday. I am going to be at the match tomorrow and I have asked to meet Yaya Toure, he told BBC Sport. For me its about ho