The WACC of WPP PLC (WPP.L) is 8.5%.
| Range | Selected | |
| Cost of equity | 10.00% - 12.50% | 11.25% |
| Tax rate | 24.00% - 27.80% | 25.90% |
| Cost of debt | 4.00% - 9.20% | 6.60% |
| WACC | 7.1% - 10.0% | 8.5% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 1.01 | 1.07 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 10.00% | 12.50% |
| Tax rate | 24.00% | 27.80% |
| Debt/Equity ratio | 0.74 | 0.74 |
| Cost of debt | 4.00% | 9.20% |
| After-tax WACC | 7.1% | 10.0% |
| Selected WACC | 8.5% | |