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rBB 2008-12-31 11:48

f4 econ問題

活雞供應少,因此賣得好貴..但仲好多人買
係有以下邊個情況?

change in demand
change in quantity demand
change in supply
change in quantity supply

rBB 2009-01-01 12:49

Ajax 2009-01-01 13:05
CHANGE IN DEMAND掛

A.Nok 2009-01-01 13:06
change in other factor

change in demand

豬脾 2009-01-01 13:16
會考D 野唔記得哂啦
CHANGE IN Qs 同Qd 得one and only one 個原因: change in price
但仲好多人買係點解
excess demand?.?
但係我又畫唔到個圖
我估係change in supply
有錯請指出

Kai王 2009-01-01 13:24
change in supply

A.Nok 2009-01-01 13:27
我都畫唔到喎....

可唔可以成條問題打出黎

辛尼關 2009-01-01 14:18
我未教到都知頭三個實錯

YIN 2009-01-01 14:49
1睇條題目我就諗佢係inelastic.可惜冇得簡

eric_ah4 2009-01-02 19:24
change in qs+inelastic demeand

豬脾 2009-01-02 20:01
引用第9樓eric_ah42009-01-02 19:24發表的“”:
change in qd+inelastic demeand


Kai王 2009-01-02 21:01
其實不如我解下點解我個答案係change in supply

方便討論

Question: 活雞供應少,因此賣得好貴..但仲好多人買

首先 據我所知   O係CE程度

change in Qd / Qs ge原因 只係change in price

咁依家睇番題目啦

活雞供應少 <- drop in supply

賣得好貴<- 冇意思...好貴即係咩意思?-_- 5蚊可以好貴   有人覺得1蚊都好貴架喎-_-

            increase in price? drop in price?

            好貴即係咩?

但仲好多人買<- 冇意思again...好多者係點? 又唔代表excess demand呀...

                好多人買 但我到滿足晒佢地呀都得架!

所以我揀ge係drop in supply (change in supply)

丹尼屎 2009-01-02 21:23
其實可唔可以原原本本咁成條問題出? 因為樓主你就咁講好模糊 ......

tl9189 2009-01-02 23:08
引用第0樓rBB2008-12-31 11:48發表的“f4 econ問題”:
活雞供應少,因此賣得好貴..但仲好多人買
係有以下邊個情況?
change in demand
change in quantity demand
.......

應該係本身都有excess demand....
然後「活雞供應少」,我諗你係想講「活雞供應減少」,咁change in supply,條supply curve shift left~
咁個equilibrium price 會上升,然後equilibrium quantity 不變~
咁就做到price 上升,excess demand亦擴大...

唔知你條題目係咪真係我估咁,最後俾成條題目出黎~

我諗到改咩名鳥 2009-01-02 23:12
4樣都有

Kai王 2009-01-02 23:36
引用第13樓tl91892009-01-02 23:08發表的“”:
應該係本身都有excess demand....
然後「活雞供應少」,我諗你係想講「活雞供應減少」,咁change in supply,條supply curve shift left~
咁個equilibrium price 會上升,然後equilibrium quantity 不變~
咁就做到price 上升,excess demand亦擴大...
.......

大家都係估估下

樓主最好show番成條完整題目

有時d野...唉 2009-01-03 01:42
引用第14樓sheepsheephin2009-01-02 23:12發表的“”:
4樣都有 [表情]

i agree with you

rBB 2009-01-05 21:09
引用第13樓tl91892009-01-02 23:08發表的“”:
應該係本身都有excess demand....
然後「活雞供應少」,我諗你係想講「活雞供應減少」,咁change in supply,條supply curve shift left~
咁個equilibrium price 會上升,然後equilibrium quantity 不變~
咁就做到price 上升,excess demand亦擴大...
.......

係你呢個意思啦


thanks all

rBB 2009-01-05 21:10
仲有一個問題

係咪政府野條supply curve係vertical?
ie:急症室,cross-harbour tunnel

eric_ah4 2009-01-05 21:50
引用第18樓rBB2009-01-05 21:10發表的“”:
仲有一個問題
係咪政府野條supply curve係vertical?
ie:急症室,cross-harbour tunnel

cross-harbour tunnel<--at peak hr 係

我諗到改咩名鳥 2009-01-05 21:55
引用第18樓rBB2009-01-05 21:10發表的“”:
仲有一個問題
係咪政府野條supply curve係vertical?
ie:急症室,cross-harbour tunnel

唔應該咁分

應該由「不理會價格高低,無論如何都會供應特定數量物品」呢個角度去諗
亦即係perfectly inelastic supply o既characteristics

丹尼屎 2009-01-05 22:24
引用第18樓rBB2009-01-05 21:10發表的“”:
仲有一個問題
係咪政府野條supply curve係vertical?
ie:急症室,cross-harbour tunnel

唔一定 ........

只要係有 quoter 限制 ... 條 supply curve 就係垂直~

rBB 2009-01-06 18:11
咁hotel service係咪vertical?
佢一定得咁多間room...


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