Astock has annual returns of 5 percent, 21 percent, −12 percent, 7 percent, and 6 percent for the past five years. the arithmetic average of these returns is percent while the geometric average return for the period is percent. multiple choice 5.80; 4.86 5.80; 5.03 5.62; 5.03 5.40; 5.03 5.40; 4.86

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.