The WACC of Waste Management Inc (WM) is 7.8%.
| Range | Selected | |
| Cost of equity | 7.50% - 9.60% | 8.55% |
| Tax rate | 22.00% - 22.90% | 22.45% |
| Cost of debt | 4.00% - 5.10% | 4.55% |
| WACC | 6.8% - 8.7% | 7.8% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.78 | 0.85 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.50% | 9.60% |
| Tax rate | 22.00% | 22.90% |
| Debt/Equity ratio | 0.18 | 0.18 |
| Cost of debt | 4.00% | 5.10% |
| After-tax WACC | 6.8% | 8.7% |
| Selected WACC | 7.8% | |