经济上册Chp 2 Flashcards

(15 cards)

1
Q

需求法则的定义

A

在其他情况不变的情况下,物品价格的上涨,消费者对物品需求量减少;呈反方向变动关系
(同意需求曲线上的“点”移动)

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2
Q

替代效果的定义

A

-在其他情况不变
-当一种物品的价格上涨,消费者会以另一种性质相似的物品取代

→导致物品需求下降

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3
Q

所得效果

A

-在其他情况不变下

-某一种物品价格下降,消费者在同样的收入下,购买力提高

→对其物品需求量增加

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4
Q

炫耀性物品的定义

A

-有些物品不是因为本身有实际用途,
而是为了炫耀消费者本身的地位与财富,当物品价格越高,需求量越大

→物品价格和需求量呈同向变动

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5
Q

季芬物品的定义

A

-消费者无能力购买性质同样,价格也上涨的其他物品
-价格上升,需求量反而增加
-通常是日常用品

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6
Q

需求函数:Qd=?

A

Qd=a-bP
-价格和需求呈反方向变动关系

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7
Q

需求变动定义

A

指物品在本身价格不变的情况下,由于其他因素变化而引起该物品的需求变动
(整个需求曲线移动)

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8
Q

需求变动因素

A

1.消费者的偏好
2.消费资讯
3.消费者所得
-正常物品(Y ↑Q ↑)
-劣等物品(Y ↑Q ↓)

4.相关物品价格
互补品,替代品,独立品

5.对未来预期

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9
Q

供给法则定义

A

-指在其他情况不变下
-某物品价格下降,供给量减少

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10
Q

供给函数Qs=

A

Qs=a+bP
-价格和供给量呈同方向变动

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11
Q

供给量变动的定义

A

-其他情况不变下,物品本身价格变动使供给量变动的现象
(同一条供给曲线上,点的移动)

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12
Q

供给变动的定义

A

-物品本身的价格不变的情况下,其他因素变动而引起供给变动
(整条供给曲线变动)

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13
Q

供给变动的因素

A

1.生产技术
2 生产要素价格
3 相关物品价格
4 预期价格

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14
Q

市场均衡的定义

A

指在某特定时间内的市场物品价格正好等于物品需求价格,两条曲线相交呈均衡点

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15
Q

均衡价格与均衡数量关系
*读

A

供给过于求,厂商降价出售货品,需求量增加;供不应求,厂商高价出售产品,需求量减少

→恢复市场均衡点,也称市场机能或价格机能

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