Question 1

Which of the following is NOT a characteristic of a monopolistically competitive industry?

Accepted Answer

There are significant barriers to entry.

Question 2

Suppose a restaurant in a monopolistically competitive market introduces a new menu item that no other restaurant offers. This is an example of:

Accepted Answer

Product differentiation

Question 3

Which equation correctly represents the profit-maximizing condition for a monopolistically competitive firm in the short run?

Accepted Answer

$$MR = MC$$

Question 4

In the long run, what happens to the economic profits of firms in a monopolistically competitive industry?

Accepted Answer

Economic profits are eliminated due to entry of new firms.

Question 5

Which of the following best describes horizontal differentiation?

Accepted Answer

Products differ in ways that make them better for some people and worse for others.

Question 6

A monopolistically competitive firm faces a demand curve that is:

Accepted Answer

More elastic than a monopolist but less elastic than a perfectly competitive firm.

Question 7

Which of the following is a potential disadvantage of product differentiation and advertising in monopolistic competition?

Accepted Answer

They can raise costs and create artificial differences among products.

Question 8

If a monopolistically competitive firm is earning short-run profits, what will likely happen in the long run?

Accepted Answer

New firms will enter, shifting the demand curve left until profits are zero.

Question 9

Which of the following best describes vertical differentiation?

Accepted Answer

A product difference that, from everyone’s perspective, makes a product better than rival products.

Question 10

Suppose a monopolistically competitive firm’s demand curve is tangent to its average total cost curve. What does this imply?

Accepted Answer

The firm is earning zero economic profit in the long run.

Question 11

Which of the following is an example of a commitment device in consumer behavior?

Accepted Answer

Buying a gym membership to encourage regular exercise.

Question 12

In the short run, a monopolistically competitive firm will shut down if:

Accepted Answer

Price is less than average variable cost ($$P \u003c AVC).$$

Question 13

Which of the following is a likely outcome of excessive product variety in a monopolistically competitive market, according to behavioral economics?

Accepted Answer

Consumers may experience choice overload and reduce purchases.

Question 14

Which of the following equations represents the condition for zero economic profit in the long run for a monopolistically competitive firm?

Accepted Answer

$$P = ATC$$

Question 15

Why does a monopolistically competitive firm’s equilibrium output occur to the left of the minimum point on its average total cost curve?

Accepted Answer

Because the firm does not realize all economies of scale due to excess capacity.

Question 16

Which of the following is a real-world example of product differentiation in a monopolistically competitive market?

Accepted Answer

A hairbrush with smart technology that provides personalized recommendations.

Question 17

Which of the following statements about advertising in monopolistic competition is TRUE?

Accepted Answer

Advertising can both inform consumers and create artificial product differences.

Question 18

If a monopolistically competitive firm is suffering short-run losses, what is the most likely long-run outcome?

Accepted Answer

Some firms will exit the market, shifting the demand curve right for remaining firms.

Question 19

Which of the following best explains why monopolistic competition can be considered economically inefficient?

Accepted Answer

Firms charge a price above marginal cost and do not produce at minimum average total cost.

Question 20

Which of the following is an argument in favor of advertising in monopolistically competitive markets?

Accepted Answer

Advertising provides valuable information to consumers, improving market efficiency.

Monopolistic Competition: Structure, Differentiation, and Efficiency

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