经济上册Chp 7-9 Flashcards

(10 cards)

1
Q

完全竞争市场特征

A

-生产者与消费者人数众多
-物品的品质无差异
-市场讯息完全畅通
-厂商可以自由进出市场

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2
Q

垄断市场的特征

A

-唯一的市场
-没有同性质替代品的物品
-新厂商加入市场非常困难

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3
Q

厂商进入垄断市场的障碍
(2经济因素+2法律因素)

A

经济因素
-自然垄断与庞大资金投资
-拥有自然资源和关键技术

法律因素
-制定特许权
-专利权

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4
Q

垄断性竞争市场特征

A

-生产者与消费者人数众多
-厂商进出市场没有困难
-生产差异性物品
-市场讯息不完全灵通

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5
Q

寡占市场特征

A

-厂商数目小
-物品可能是同质或异质
-进出市场相当困难
-存在价格与非价格竞争

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6
Q

非价格竞争的表现

A

-物品的差异化
-售后服务
-使用年限保证
-广告

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7
Q

MR>MC时,增加的总收益大于增加的总成本(利润上升);MR<MC,增加的总收益小于增加的总成本(亏损)

所以MR=MC,利润最大化

A
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8
Q

AVC=AR即短期停业点

只要P=AR=AVC,厂商能够存在

A
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9
Q

完全竞争市场的长期均衡

A

→只能赚取正常利润
-赚取超额利润时,厂商会扩大生产规模增加利润
-新厂商加入,供给增加,价格下降,利润减少

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10
Q

垄断性竞争市场的长期均衡

A

1.有超额利润,新厂商加入,市场占有率减少至只有正常利润

2.长期在LAC下降阶段生产,没有达到最大效率

3.P>MC,没有充分利用资源

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