According to Modigliani and Miller capital structure theory: Group of answer choices the cost of equity capital increases as a firm take on more debt financing. the value of a levered firm decreases relative to the value of an unlevered firm as corporate tax rates increase. the value of the firm is independent of capital structure in a world with perfect capital markets and corporate taxes. firms should employ as close to 100% debt financing as possible in a world with perfect capital markets and corporate taxes only. firms should employ 100% equity financing in a world with perfect capital markets and no taxes