The WACC of Gulf Keystone Petroleum Ltd (GKP.L) is 7.4%.
| Range | Selected | |
| Cost of equity | 6.30% - 8.40% | 7.35% |
| Tax rate | 0.60% - 0.60% | 0.60% |
| Cost of debt | 7.50% - 7.50% | 7.50% |
| WACC | 6.3% - 8.4% | 7.4% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.39 | 0.49 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.30% | 8.40% |
| Tax rate | 0.60% | 0.60% |
| Debt/Equity ratio | 0 | 0 |
| Cost of debt | 7.50% | 7.50% |
| After-tax WACC | 6.3% | 8.4% |
| Selected WACC | 7.4% | |