If the required rate of return used in the dividend growth model is increased, then: The dividend amount must also increase. The current value of the stock will increase. Po will decrease. The supernormal model must be used to value the stock. None of the above Your credit card company quotes you a rate of 18.9 percent. Interest is billed monthly. What is the actual rate of interest you are paying? 19.48 percent 19.67 percent 20.23 percent 20.63 percent None of the above