You've collected the following Information from your favorite financial website. According to your research, the growth rate in dividends for JC Penney for the previous 10 years has been -7.5 percent. Required: If Investors feel this growth rate will continue, what is the required return for JC Penney stock? (Do not round intermediate calculations. Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places (e.g., 32.16).) Required return %