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Why do monopolistically competitive firms have​ downward-sloping demand​ curves?

A. Monopolistically competitive firms sell differentiated products.
B. Barriers to entering monopolistically competitive markets are low.
C. Monopolistically competitive firms face competition from only a few other sellers.
D. Monopolistically competitive markets have many buyers with identical preferences.

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Kristelle Balando
Kristelle BalandoLv10
31 Aug 2020
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Related questions

1) A natural monopoly exists when:

a. A few firms collude to make one large firm

b. Firms enter the industry as a result of profit incentives

c. Economies of scale provide large cost advantages to having one firm produce the industry's output

d. Firms naturally maximize regardless of market structure

 

2) A(n) ____ is a single firm with ___, whereas a(n) ___ implies an industry with ____ firm(s) and ____ .

a. Monopoly; barriers to entry; oligopoly; few; no barriers to entry

b. Oligopoly; no barriers to entry; monopoly; many; easy entry and exit

c. Monopoly; barriers to entry; monopolistic competition; many; easy entry and exit

d. Monopolistic competitor; barriers to entry; monopoly; one; barriers to entry

 

3) In monopolistic competition:

a. Each firm produces a product identical to that of every other firm in the industry

b. Firms are aware of their strategic interdependence

c. Firms earn large economic profits in the long run

d. Firms earn zero economic profits in the long run

 

4) A monopolistically competitive industry, such as corn snack chips, and a perfectly competitive industry, like wheat farming, are alike in that:

a. There are many firms in each industry

b. Firms in both types of industries produce similar but not identical products

c. Barriers to entry in both industries are large

d. Firms in both types of industries produce identical products

1. Which of the following economists was not important in the development of game theory?

 

A. Antoine Cournot
 

B. John von Neumann
 

C. John Forbes Nash
 

D. Alan Greenspan

 

2. If the price discounting by two firms in the same market was a sequential process where each firm has perfect knowledge and knows what each payoff is:

 

A. neither firm lowers its price.
 

B. both firms lower their price.
 

C. one firm lowers its price, while the other firm does not.
 

D. one firm exits the market.

 

3. Which of the following characteristics do monopolistically competitive markets and competitive markets not share?

 

A. zero economic profits in the long run
 

B. Many firms in the market
 

C. Differentiated products
 

D. Ease of entry into the market

 

 4. A predatory pricing strategy:

 

A. Rewards cooperation between rival firms.
 

B. is typically used by small firms to gain market share from larger firms.
 

C. can result in higher consumer prices in the short run but more competition in the future.
 

D. can result in lower consumer prices in the short run but higher prices in the long run.

1. All of the following are characteristics of long-run equilibrium for firms in a monopolistically competitive market except:

A. price equals marginal cost.

B. price equals average total cost.

C. price exceeds the minimum of the average total cost.

D. marginal cost equals marginal revenue.

2. All of the following are strategies a firm with market power can adopt to increase its profits over time except:

A. erecting barriers to entry.

B. setting price equal to the marginal costs of production.

C. mergers with, and acquisitions of, competing firms.

D. influencing the regulatory process.

3. Assume that for a particular firm's output price = $80, marginal cost = $30, average total cost = $25. Based on this information, the firm's Lerner Index is equal to:

A. 0.313.

B. 0.625.

C. 0.6.

D. 0.375.

4. Assume that when the price is $20, the quantity demanded is 9 units, and when the price is $19, the quantity demanded is 10 units. Based on this information, what is the marginal revenue resulting from an increase in output from 9 units to 10 units?

A. $10

B. $1

C. $19

D. $20

5. Because firms produce a differentiated product, each of the firms in a monopolistically competitive market faces a demand curve that is:

A. perfectly elastic.

B. downward sloping.

C. perfectly inelastic.

D. perfectly elastic or perfectly inelastic depending on whether the firm's output is a luxury or a necessity.

6. Suppose a monopolist is producing a level of output such that MR > MC. What should the firm do to maximize its profits?

A. The firm should increase output.

B. The firm should increase the price.

C. The firm should do nothing - it wants to maximize the difference between MR and MC in order to maximize its profits.

D. The firm should hire less labor.

7. Suppose the firms in a monopolistically competitive market are earning positive economic profits. What will happen to move the market to its long-run equilibrium?

A. The demand curves faced by firms in the market will shift to the right.

B. The firms' demand curves will become less elastic.

C. More close substitutes will appear in the market.

D. Some firms will exit the market if they can't cover all of their fixed and variable costs.

8. The Lerner Index is a measure of market power that focuses on:

A. the difference between a firm's product price and its marginal costs of production.

B. the share of the market controlled by the X largest firms in the market.

C. the ratio of the price of a firm's product to the price elasticity of demand for the product.

D. the sum of the squares of the market share of each firm in an industry.

9. The measure of market power that focuses on the share of the market controlled by the X largest firms in the market is known as:

A. the Lerner Index.

B. the Herfindahl-Hirschman Index.

C. the Minimum-Efficient Scale Index.

D. a concentration ratio.

10. The monopoly characteristic of monopolistically competitive firms ensures that such firms will earn positive economic profits over the long-run.

a. True

b. False

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