The supply of competitive fringe is p104q in equilibrium


Consider a dominant firm facing an inverse demand P=100-Q, with marginal cost 18. The supply of competitive fringe is P=10+4Q. In equilibrium, the price-cost margin for the dominant firm is 0.64.

Q1) Find the outputs of dominant firm and competitive fringe. * Show the calculations!!!

Q2) Suppose the supply of competitive fringe is P=10+2Q. What is the price-cost margin for the dominant firm? *Show the calculations!!!

Q3) What is the price-cost margin for a monopoly facing the same demand and marginal cost? *Show the calculations!!!

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Business Management: The supply of competitive fringe is p104q in equilibrium
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