Suppose demand for a good is QD = 100 - P and supply is QS = -20 + P. What is the consumer surplus?   a. 200   b. 400   c. 600   d. 800

Microeconomics: Private and Public Choice (MindTap Course List)
16th Edition
ISBN:9781305506893
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
Chapter3: Demand, Supply, And The Market Process
Section: Chapter Questions
Problem 6CQ
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Suppose demand for a good is QD = 100 - P and supply is QS = -20 + P. What is the consumer surplus?

 

a. 200

 

b. 400

 

c. 600

 

d. 800

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