The WACC of AAR Corp (AIR) is 8.3%.
| Range | Selected | |
| Cost of equity | 7.70% - 11.00% | 9.35% |
| Tax rate | 23.40% - 25.50% | 24.45% |
| Cost of debt | 6.30% - 9.10% | 7.70% |
| WACC | 6.9% - 9.8% | 8.3% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.83 | 1.09 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.70% | 11.00% |
| Tax rate | 23.40% | 25.50% |
| Debt/Equity ratio | 0.41 | 0.41 |
| Cost of debt | 6.30% | 9.10% |
| After-tax WACC | 6.9% | 9.8% |
| Selected WACC | 8.3% | |