Suppose a market with a Cournot structure has five firms and a market price elasticity of demand equal to -2. What is a Cournot firm's Lerner Index?

A) .1
B) .2
C) .5
D) 1


A

Economics

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In the above figure, over the price range P5P6, demand is

A) unit elastic. B) elastic. C) perfectly inelastic. D) inelastic.

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After a hurricane, several gas stations decide to keep their gas prices at the prehurricane level. An economist who most likely believes that there has to be some rational reason for this behavior is more than likely a(n):

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Most empirical studies show that firms' long-run average cost curves:

A. are L-shaped. B. are downward sloping. C. are upward sloping. D. are flat.

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