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Unformatted text preview: In short, the arithmetic return describes expected returns well. GeometricMean Returns The geometricmean return is the internal rate of return between one outlay and future returns. It measures actual investment experience better than the arithmetic mean. For instance, suppose you realize the following returns: Value of Investment$1.00 1 100% $2.00 250% $1.00 Time Return The arithmeticmean return is 25 percent. The geometricmean return is 0 percent, which is exactly consistent with the fact that you have no more money at the end of the investment holding period than you invested at the beginning. In short, the geometric mean measures historical investment experience accurately. 1 I believe that the material above is based on a note published by Brunner (Darden) in conjunction with the Grand Metropolitan Case....
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This note was uploaded on 05/12/2010 for the course FIN 5405 taught by Professor Tapley during the Summer '08 term at University of Florida.
 Summer '08
 Tapley

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