In a given market three firms compete by choosing quantity simultaneously. The demand schedule is this market is P(Q) = 300 – 2Q. All the firms have the same cost function: C(q) = 140q - 100. (i) What is the equilibrium price, the quantity produce by each firm, the profit earned by each firm and the consumer surplus? Carefully explain your derivation and provide reasoning.

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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  1. In a given market three firms compete by choosing quantity simultaneously. The demand schedule is this market is P(Q) = 300 – 2Q. All the firms have the same cost function: C(q) = 140q - 100.

(i) What is the equilibrium price, the quantity produce by each firm, the profit earned by each firm and the consumer surplus? Carefully explain your derivation and provide reasoning.

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