Principles of Microeconomics

Crash Course and Chapter-by-Chapter Critique

By Irma Dircks

608 pages. Charts, graphs, indexes, bibliography
ISBN: 978-3-00-023932-8
Price: $39.80 (Paperback)
Also available as e-book for $15
Publisher: Ancilla Tutorials
Publication date: July 16, 2008

Frequent Exam Questions without Answers

Perfect and Imperfect Competition

Chapter 13 ―  Question 1
The demand curve for a perfect competitor is identical

  1. with its marginal revenue curve
  2. with its marginal cost curve
  3. with its supply curve

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Chapter 13 ― Question 2
How competitive is perfect competition?

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Chapter 14 ― Question 1
For a monopolistic firm marginal revenue is

  1. equal to price
  2. below price
  3. above price
  4. unrelated to price

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Chapter 14 ― Question 2
Explain the prisoners' dilemma by using an example of a duopoly.

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Chapter 14 ― Question 16
There are 10 firms in an industry. 5 have a market share of 15 percent each, the other five 5 a market share of 5 each.
1) What is the concentration ratio in the industry?
2) And what is its Herfindahl index? 

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