Which of the following is a true statement?
To estimate the before-tax cost of debt, we need to solve for the Yield to Maturity (YTM) on the firm's existing debt.
To estimate the before-tax cost of debt, we use the coupon rate on the firm's existing debt.
To estimate the before-tax cost of debt, we use the average rate on the firm's existing debt.
To estimate the before-tax cost of debt, we need to solve for the Yield to Call (YTC) on the firm's existing debt.