Assume the that over the past couple of years your investment into a stock that pays no dividends was as follows: Year Starting price Shares bought/sold 2010 49.7 50 bought 2011 55.3 100 bought 2012 50.5 150 sold What is your dollar-weighted annual return for over this period for this investment? Enter answer in percents, to two decimal places. Bonus exploratory question: how does this compare to the average annual return, or the geometric average annual return?