Question

due wednesday by 11:59pm points 100 submitting an external tool
knewton alta
← em 2025 fall-ecn212 10230
11.1 corporate mergers
current objective
use market shares to calculate the four - firm concentration ratio
question
what is the four - firm concentration ratio for an industry with the following distribution of sales:
30%, 3%, 10%, 5%, 15%, 2%, 35%?
sorry, thats incorrect. try again?
%

Explanation:

Step1: Sort the market shares in descending order

$35\%,30\%,15\%,10\%,5\%,3\%,2\%$

Step2: Sum the top four market shares

$35 + 30+15 + 10$
$= 90$

Answer:

$90$