In: Finance
Wilde Software Development has a 12% unlevered cost of equity. Wilde forecasts the following interest expenses, which are expected to grow at a constant 4% rate after Year 3. Wilde’s tax rate is 25%.
| Year 1 | Year 2 | Year 3 | ||||
| Interest Expenses | 80 | 100 | 120 | |||
| 
 a. What is the horizon value of the interest tax shield?  | 
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| b. What is the total value of the interest tax shield at Year 0? | ||||||