完全競爭市場 - 經濟
![Franklin avatar](/img/boy2.jpg)
By Franklin
at 2010-01-14T02:27
at 2010-01-14T02:27
Table of Contents
※ 引述《lovela (幸福百分百)》之銘言:
: 來源: 91政大科管
: 問題:
: 假設完全競爭市場有100家廠商,每一家廠商的成本結構完全相同,
: 其短期總成本為 STC=q^2-4q+10 ,
: 其中q為個別廠商的產量,而市場需求含數為 Q=560-10P,
: 則市場的均衡價格及產量為何?
: ans: P=6
: 我的想法: 第一想法是用MR=MC去解 好像不知道哪裡卡住了一直算不出答案(MR解不出)
: 請好心的板友給個point 謝謝
MC = 2q - 4 = p (個別廠商)
q = p/2 + 2(個別廠商的供給曲線)
水平加總後 Q = 100*q = 100*(p/2 + 2)
=> Q = 50p + 200 (市場供給曲線)
Q = 560 - 10p (市場需求曲線)
解聯立後
p = 6
--
: 來源: 91政大科管
: 問題:
: 假設完全競爭市場有100家廠商,每一家廠商的成本結構完全相同,
: 其短期總成本為 STC=q^2-4q+10 ,
: 其中q為個別廠商的產量,而市場需求含數為 Q=560-10P,
: 則市場的均衡價格及產量為何?
: ans: P=6
: 我的想法: 第一想法是用MR=MC去解 好像不知道哪裡卡住了一直算不出答案(MR解不出)
: 請好心的板友給個point 謝謝
MC = 2q - 4 = p (個別廠商)
q = p/2 + 2(個別廠商的供給曲線)
水平加總後 Q = 100*q = 100*(p/2 + 2)
=> Q = 50p + 200 (市場供給曲線)
Q = 560 - 10p (市場需求曲線)
解聯立後
p = 6
--
Tags:
經濟
All Comments
![Susan avatar](/img/cat1.jpg)
By Susan
at 2010-01-14T09:16
at 2010-01-14T09:16
![Margaret avatar](/img/cat2.jpg)
By Margaret
at 2010-01-18T03:51
at 2010-01-18T03:51
![Jacob avatar](/img/cat1.jpg)
By Jacob
at 2010-01-20T00:56
at 2010-01-20T00:56
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By Callum
at 2010-01-24T17:24
at 2010-01-24T17:24
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