There are two firms: Firm U and Firm L. Both firms have $20,000 total assets and $5,000 EBIT (earnings before interest and taxes). Firm U is an unlevered firm without debt. Firm L is a levered firm financed with 40% debt and 60% common equity. The pre-tax cost of debt for Firm L is 10%. Both firms have a 25% corporate tax rate. Calculate the return on equity (ROE) for the unlevered firm U