The WACC of Automatic Data Processing Inc (ADP) is 8.0%.
| Range | Selected | |
| Cost of equity | 7.00% - 9.10% | 8.05% |
| Tax rate | 22.70% - 22.80% | 22.75% |
| Cost of debt | 4.50% - 6.30% | 5.40% |
| WACC | 6.9% - 9.0% | 8.0% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.68 | 0.76 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.00% | 9.10% |
| Tax rate | 22.70% | 22.80% |
| Debt/Equity ratio | 0.02 | 0.02 |
| Cost of debt | 4.50% | 6.30% |
| After-tax WACC | 6.9% | 9.0% |
| Selected WACC | 8.0% | |