19. You are trying to estimate the beta of a private firm that manufactures home appliances. You have managed to obtain betas for publicly traded firms that also manufacture home appliances Beta 1.40 1.20 1.20 0.70 1.50 Debt $ 2,500 $5 S 540 $8 S 2900 MV of Equity $ 3,000 $ 200 $ 2250 $ 300 $ 4000 Firm Black & Decker Fedders Corp Maytag Corp National Presto Whirlpool The private firm has a debt equity ratio of 25%, and faces a tax rate of 40%. The publicly traded firms all have marginal tax rates of 40% as well. a. Estimate the beta for the private firm. b. What concerns, if any, would you have about using betas of comparable firms