Suppose the own price elasticity of market demand for retail gasoline is −0.6, the Rothschild index is 0.4, and a typical gasoline retailer enjoys sales of $1.5 million annually 1. What is the price elasticity of demand for a representative gasoline retailer’s product? 2. Now assume a Lerner index of 0.6, and a marginal cost of $40, What price does this firm charge its customers? 3. By what factor does this firm mark up its price over marginal cost?

Economics: Private and Public Choice (MindTap Course List)
16th Edition
ISBN:9781305506725
Author:James D. Gwartney, Richard L. Stroup, Russell S. Sobel, David A. Macpherson
Publisher:James D. Gwartney, Richard L. Stroup, Russell S. Sobel, David A. Macpherson
Chapter24: Price-searcher Markets With High Entry Barriers
Section: Chapter Questions
Problem 13CQ
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Suppose the own price elasticity of market demand for retail gasoline is −0.6, the Rothschild index is 0.4, and a typical gasoline retailer enjoys sales of $1.5 million annually

1. What is the price elasticity of demand for a representative gasoline retailer’s product?

2. Now assume a Lerner index of 0.6, and a marginal cost of $40, What price does this firm charge its customers?

3. By what factor does this firm mark up its price over marginal cost?

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