Suppose market demand for mobile operators is expressed by Q=90-3P where Q is measured by calls in hours. There are three firms that supply the market: TRCell,VFone, and Avea .Avea provide hourly calls at a unit cost of 20$, where as TRCell& VFone has a unit cost equal to 10 Suppose firms are competing in price( no capacity constraints )   a) What is the market price? Why? b) How much does each firm sell in Bertrand equilibrium? c) What are firms’ profits? Is there any way for all firms to get higher profits

Survey Of Economics
10th Edition
ISBN:9781337111522
Author:Tucker, Irvin B.
Publisher:Tucker, Irvin B.
Chapter8: Monopoly
Section: Chapter Questions
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Suppose market demand for mobile operators is expressed by Q=90-3P where Q is measured by calls in hours. There are three firms that supply the market: TRCell,VFone, and Avea

.Avea provide hourly calls at a unit cost of 20$, where as TRCell& VFone has a unit cost equal to 10 Suppose firms are competing in

price( no capacity constraints )

 

a)

What is the market price? Why?

b)

How much does each firm sell in Bertrand equilibrium?

c)

What are firms’ profits? Is there any way for all firms to get higher profits

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