Refi Corporation is planning to repurchase part of its common stock by issing corporate debt. As a tesult, the firm's debt-equaty ratio is expected to nse from 30 percent to 50 percent. The firm currently has $33 mition worth of debt outstanding. The cost of the debt is 9 percent per year. The firm expects to have an EBir of $132 million per year in perpetuty and pays no taxes. a. What is the market value of the firm before and after the repurchase announcement? (Do not round intermediote calculations ond enter your answers in dollars, not millions of dollars, rounded to the neorest whole number, e.9., 1,234,567) b. What is the expected retum on the firm s equity before the announcement of the stock repurchase plan? (Do not round intermediate colculations and enter your answer as a percent rounded to 2 decimal places, e.9., 32.16.) c. What is the expected return on the equity of an otherwise identical all-equity fim? (Do not round intermediote calculations and enter your answer as a percent rounded to 2 decimal places, e.g-, 3216. d. What is the expected retum on the firm's equity after the announcement of the stock repurchase plan? (Do not round intermediate calculotions and enter your answor as o percent rounded to 2 decimal places, e.g., 32.16.)