14. You have the following rates of return for a risky portfolio for several recent years. Assume that the stock pays no dividends. Year 2005 2006 2007 2008 Beginning of year price $50 $55 $51 #shares bought or sold 100 bought 50 bought 75 sold 75 sold $54 What is the geometric average return for the period? 15. What is the dollar weighted return over the entire time period