# Cost of equity capital - marginal tax rate

The cost of equity: RadicalVenOil, Inc., has a cost of equity capital equal to 22.8 percent. If the risk-free rate of return is 10 percent and the expected return on the market is 18 percent, then what is the firm's beta if the firm's marginal tax rate is 35 percent?

Please show step-by-step work up. I'm using a TI BA II PLUS Calculator, but the path is not working.

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#### Solution Summary

This solution provides steps necessary to determine RadicalVenOil, Inc.'s beta.

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