The WACC of Interpublic Group of Companies Inc (IPG) is 8.0%.
| Range | Selected | |
| Cost of equity | 7.70% - 10.20% | 8.95% |
| Tax rate | 20.70% - 21.70% | 21.20% |
| Cost of debt | 4.90% - 6.00% | 5.45% |
| 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 | 0.83 | 0.95 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.70% | 10.20% |
| Tax rate | 20.70% | 21.70% |
| Debt/Equity ratio | 0.26 | 0.26 |
| Cost of debt | 4.90% | 6.00% |
| After-tax WACC | 6.9% | 9.0% |
| Selected WACC | 8.0% | |