| Number of symmetric firms | Market share of each firm | HHI |
|---|---|---|
| 1 | 100 | 1002=10,000 |
| 2 | 50 | 2×502=5,000 |
| 3 | 33.33 | 3×33.32=3,333.33 |
| 4 | 25 | 4×252=2,500 |
| 5 | 20 | 5×202=2,000 |
| … | … | … |
| 10 | 10 | 10×102=1,000 |
| … | … | … |
| n (large) | 1/n | n×(1/n)2=(1/n)≈ε |
| Number of symmetric firms | Market share of each firm | HHI |
|---|---|---|
| 1 | 100 | 1002=10,000 |
| 2 | 50 | 2×502=5,000 |
| 3 | 33.33 | 3×33.32=3,333.33 |
| 5 | 20 | 5×202=2,000 |
| … | … | … |
| 10 | 10 | 10×102=1,000 |
| … | … | … |
| 1/ |
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