Question 28 2 pts Firms have a cost of retained earnings because of the is endured by shareholders. This retained earnings cost is _ the cost of issuing new stock. that than opportunity cost;cheaper opportunity cost; more expensive value scrutiny:cheaper value scrutiny, more expensive Question 29 2 pts The WACC is important because: It is the rate by which future cash flows should be discounted when evaluating the NPV of a project It is the value added by a project It is the rate that a project would have to return in order to break even It is the expected return of the shareholders