The market shares of the given firms are listed in descending order as follows:
| Firm | Market Share (%) |
| C | 26 |
| H | 20 |
| D | 18 |
| E | 12 |
| A | 4 |
| B | 4 |
| F | 4 |
| I | 4 |
| L | 4 |
| G | 2 |
| J | 1 |
| K | 1 |
Four-firm concentration ratio for the given industry, CR4 = The sum of market shares of the 4 largest firms = 26 + 20 + 18 + 12 = 76%
Ans: CR4 = 76%
Help Save & Exit FIRM Market Share (%) - UWLUI- -- - The four firm concentration...
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