Which of the following statements pertains to the four-firm ...

[ashley]

Which of the following statements pertains to the four-firm concentration ratio? I. It is the percentage of the value of sales accounted for by the four largest firms in an industry. II.
 
  A high concentration ratio is indicative of a high degree of competition. III. The ratio is used to measure product differentiation. A) I only
  B) I, II only
  C) I, III only
  D) I, II, and III

Question 2

Long Beach Island, off the coast of New Jersey, is considering building a system of satellite towers that will enhance communication during emergencies such as hurricanes.
 
  The efficient quantity of satellite towers is definitely the quantity of such that the A) marginal social cost is equal to the marginal social benefit.
  B) marginal private cost is equal to the marginal social benefit.
  C) marginal social cost is less than the marginal social benefit.
  D) marginal private cost is less than the marginal social benefit.

[Laurenleakan]

Answer to Question 1

A

Answer to Question 2

A

[ashley]

Gracias!

[mohan]

Excellent