International investment returns Joe Martinez a US citizen living in Brownsville Texas invested in the common stock of Telmex a Mexican corp. He purchased 3000 shares at 22.50 pesos per share. Twelve months later he sold them at 31.00 pesos per share. he received no dididends during that time. a: what was Joe's investment return in (% terms) for the year on the basis of the peso value of the shares? b: the exchange rate for pesos was 9.45 pesos per US $1.00 at the time of the purchase. At the time of the sale the exchange rate was 9.87 pesos per US $1.00. Translate the purchase and sale prices into USA$. c: calculate Joes's investment return on the basis of the US$ value of the shares. d: explain why the two returns are different. which one is more important to Joe why?