The WACC of Edison International (EIX) is 5.5%.
| Range | Selected | |
| Cost of equity | 6.80% - 8.60% | 7.70% |
| Tax rate | 21.60% - 24.50% | 23.05% |
| Cost of debt | 4.10% - 5.40% | 4.75% |
| WACC | 4.8% - 6.1% | 5.5% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.63 | 0.66 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.80% | 8.60% |
| Tax rate | 21.60% | 24.50% |
| Debt/Equity ratio | 1.18 | 1.18 |
| Cost of debt | 4.10% | 5.40% |
| After-tax WACC | 4.8% | 6.1% |
| Selected WACC | 5.5% | |