Afirm is analyzing two possible capital structureslong dash30 and 50 percent debt ratios. the firm has total assets of $5,000,000 and common stock valued at $50 per share. the firm has a marginal tax rate of 40 percent on ordinary income. if the interest rate on debt is 7 percent and 9 percent for the 30 percent and the 50 percent debt ratios, respectively, the amount of interest on the debt under each of the capital structures being considered would be

The common stock and debt of northern sludge are valued at $65 million and $35 million, respectively. investors currently require a return of 15.9% on the common stock and a return of 7.8% on the debt. if northern sludge issues an additional $14 million of common stock and uses this money to retire debt, what happens to the expected return on the stock? assume that the change in capital structure does not affect the interest rate on northern’s debt and that there are no taxes.