An investor buys stock for $5,000 at the beginning of the year. She earns dividends of $200 during the course of the year. At the end of the year, the stock is worth $5,150. The tax rate on dividends and capital gains is 15 percent. The inflation rate is 2 percent. a. Calculate the investor's after-tax real return if she does not sell the stock at the end of the year.