The WACC of Office Properties Income Trust (OPI) is 7.2%.
| Range | Selected | |
| Cost of equity | 42.10% - 87.20% | 64.65% |
| Tax rate | 3.80% - 4.70% | 4.25% |
| Cost of debt | 4.40% - 7.00% | 5.70% |
| WACC | 5.3% - 9.0% | 7.2% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 8.31 | 14.7 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 42.10% | 87.20% |
| Tax rate | 3.80% | 4.70% |
| Debt/Equity ratio | 33.06 | 33.06 |
| Cost of debt | 4.40% | 7.00% |
| After-tax WACC | 5.3% | 9.0% |
| Selected WACC | 7.2% | |