1. Shares of XYZ Corp. pay a $2 dividend at the end of every year on December 31. An investor buys two shares of the stock on January 1 at a price of $20 each, sells one of those shares for $22 a year later, on the next January 1, and sells the second share an additional year later for $19. 
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3. Find the dollar- and time-weighted rates of return on the 2-year investment.