The importance of knowing a firm's cost of capital PBBC is considering investing in a project whose risk is greater than the firm's current risk level based on any method for assessing risk. Which of the following should management do when evaluating this project? O To take the higher risk level into account, they will need to increase the flotation expenses associated with the project. O They should always reject the project, because it will increase the firm's risk level. O To take the higher risk level into account, they will need to use a discount rate that is greater than the cost of capital to evaluate the project. O To take the higher risk level into account, they will need to change the weights on the capital components. Which of the following statements is correct? O A firm's after-tax cost of preferred stock may be significantly less than its before-tax cost, because issuing preferred stock dividends creates a tax shelter. only if the firm uses debt financing. of debt and equity tends to stay more stable over time. Consequently, the firm should use the book-value O When all other factors are held constant, a higher tax rate will lower a firm's weighted average cost of capital The market value of a firm's debt and equity will continuously change throughout the day, but the book value weight to define its optimal capital structure