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Index Model |
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Index model A model of stock returns using a market index such as the S&P 500 to represent common or systematic risk factors. Single-Index Model The relationship between a security's performance and the performance of a portfolio containing it. The market model states that the security's performance is related to its portfolio's performance, according to its beta. It is calculated as follows: Return on security = alpha + beta * return on portfolio + residual return Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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