a. What are the substitutes, if any, for the goods and services described above? b. What are

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a. What are the substitutes, if any, for the goods and services described above?
b. What are the barriers to entry, if any, that protect these three firms from competition?

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Microeconomics

ISBN: 978-0133019940

11th edition

Authors: Michael Parkin

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Question Posted: Dec 15, 2015 07:18 AM

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a. What are the substitutes, if any, for the goods and services described above? b. What are

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