If you have found the percentage of the value of total revenue accounted for by the four largest firms in an industry,you have found the
A) elasticity of demand value.
B) elasticity of supply value.
C) Herfindahl-Hirschman Index.
D) four-firm concentration ratio.
E) monopolistic concentration index.

Question

Quizplus · Accepted Answer

The four-firm concentration ratio measures the percentage of total revenue that is accounted for by the four largest firms in an industry. This is used as an indicator of market concentration and can be used to evaluate the level of competition in an industry. Therefore, the correct answer is D, four-firm concentration ratio.

If You Have Found the Percentage of the Value of Total