The WACC of Barrett Business Services Inc (BBSI) is 6.6%.
| Range | Selected | |
| Cost of equity | 7.70% - 11.30% | 9.50% |
| Tax rate | 23.30% - 25.60% | 24.45% |
| Cost of debt | 5.00% - 5.00% | 5.00% |
| WACC | 5.8% - 7.5% | 6.6% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.83 | 1.14 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.70% | 11.30% |
| Tax rate | 23.30% | 25.60% |
| Debt/Equity ratio | 1 | 1 |
| Cost of debt | 5.00% | 5.00% |
| After-tax WACC | 5.8% | 7.5% |
| Selected WACC | 6.6% | |