作者lyndonxxx (lyndon)
看板Economics
標題[請益] 研究所考題-寡佔
時間Thu Apr 3 00:08:05 2014
An oligopolistic market consists 3 firms which involve price competition
and produce an identical product. They have the same marginal cost mc=25
and no other costs. The market demand is P = 625 - 2Q. The equilibrium
demand of each firm is ? And the price is ?
想請問這個可以看成完全競爭市場,然後用P=MC解嗎?
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→ Yogaga:當然不行，題目說oligopolistic，是寡占，怎可看成完競。 04/03 08:58
→ lyndonxxx:還是用MC=MR? 04/03 12:30
※ 編輯: lyndonxxx (114.27.104.56), 04/03/2014 12:31:45
→ lyndonxxx:這個應該是bertrand model吧 04/03 13:20
推 sprites520:可用p=mc 04/03 14:10
推 moris927:這似乎是同質Bertrand 的樣子... 04/03 23:56
推 errard:P=MC 04/04 09:34
→ errard:When firms are selling identical products, the Bertrand 04/04 09:35
→ errard:equilibrium is competitive equilibrium, where p= mc. 04/04 09:36