Answer: 21.63%
Step-by-step explanation:
The firm's cost of equity capital will be calculated thus:
Market value of assets = $50000
Debt = $12500
Cost of debt = 7%
Unlevered cost of equity = 18%
Then, we'll calculate equity which will be calculated as:
= Market value of assets - Debt
= $50000 - $12500
= $37500
Then, the cost of equity capital will be:
= Unlevered cost of equity + [(Debt/equity) x (Unlevered cost of equity - Cost of debt)]
= 18% + [($12500/$37500) x (18% - 7%)]
= 18% + [0.33 x 11%]
= 18% + 3.63%
= 21.63%