Acme Storage has a market capitalization of $100 million and debt outstanding of $40 million.

Acme plans to maintain this same debt-equity ratio in the future. The firm pays an interest rate of 7.5% on its debt and has a corporate tax rate of 21%.

a. If Acme’s free cash flow is expected to be $7 million next year and is expected to grow at a rate of 3% per year, what is Acme’s WACC?

b. What is the value of Acme’s interest tax shield?

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