(A) for Each of the Following Calculate the Four-Firm Concentration

question 9

Essay

(a) For each of the following calculate the four-firm concentration ratio and the Herfindahl index.
Industry 1: 44 firms in the industry. The four largest firms each have a 15% market share, the remaining firms each have a 1% market share.
Industry 2: 7 firms in the industry. The six largest firms each have a 15% market share, the remaining firm has a 10% market share.
(b) Is it possible to state with certainty which industry is more competitive? Explain your answer by using your calculations from (a) in your explanation.

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Definitions:

Ordinary Consumer

The average person who purchases goods or services for personal use, not for manufacture or resale.

Product Liability Laws

Regulations that hold manufacturers, distributors, suppliers, and retailers accountable for any injuries caused by defective or dangerous products.

National Sales

Sales activities that are conducted within a country's borders, focusing on the distribution and marketing of goods and services to domestic consumers.

Open Road

Sometimes used metaphorically to refer to freedom or the lack of obstacles for actions or endeavors.