Suppose the book-printing industry is competitive and begins in a long-runequilibrium.a. Draw a diagram showing the average total cost, marginal cost, marginal revenue,and supply curve of the typical firm in the industry.b. Hi-Tech Printing Company invents a new process that sharply reduces the cost ofprinting books. What happens to Hi-Tech’s profits and to the price of books in theshort run when Hi-Tech’s patent prevents other firms from using the new technology?c. What happens in the long run when the patent expires and other firms are free touse the technology?

Essentials of Economics (MindTap Course List)
8th Edition
ISBN:9781337091992
Author:N. Gregory Mankiw
Publisher:N. Gregory Mankiw
Chapter13: Firms In Competitive Markets
Section: Chapter Questions
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Suppose the book-printing industry is competitive and begins in a long-run
equilibrium.
a. Draw a diagram showing the average total cost, marginal cost, marginal revenue,
and supply curve of the typical firm in the industry.
b. Hi-Tech Printing Company invents a new process that sharply reduces the cost of
printing books. What happens to Hi-Tech’s profits and to the price of books in the
short run when Hi-Tech’s patent prevents other firms from using the new technology?
c. What happens in the long run when the patent expires and other firms are free to
use the technology?

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