A firm currently has a debt-equity ratio of 50%, an after-tax cost of debt of 8%, and a cost of equity of 12%. The firm changes its debt-equity ratio to 40%, all else constant. This change will: Increase the total debt level of the firm. Decrease the cost of equity financing. Cause the NPV of projects under consideration to decrease. Decrease the firm's WACC. Not affect the firm's capital budgeting decisions. Answer: