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Suppose two firms compete in prices in a market with demand Q =2 - p, and both firms have a cost function C(q) = 1/2
Suppose two firms compete in prices in a market with demand Q =2 - p, and both firms have a cost function C(q) = 1/2 q2 . Firms have to serve all the demand they get at the prices announced by the two firms.
(a) Suppose both firms announce the same price, p = 3/4 . Compute the profits that each will obtain, and the mark-up they charge.
(b) Prove that you have just found an equilibrium. That is, if they expect the rival to charge that price, thy maximize profits by also charging that price.
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