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Multi-Index Models and Arbitrage Pricing Theory

Eliezer Prisman

Chapter 9 in Lecture Notes in Investment:Investment Fundamentals, 2020, pp 241-261 from World Scientific Publishing Co. Pte. Ltd.

Abstract: The multi-index model (MIM) is an extension of the single index model (SIM). The relation between the SIM and the MIM is similar to the relation between a single and multi-variable regression. The MIM introduces the thought that there are a few sources of risk, identified by the model, and thus risk is no longer captured only by the variance of a security or the beta of a security. The idea behind the MIM stems from the premise that there are few common factors (indices) that affect the prices of securities in the market…

Keywords: Equality Markets; Bond Markets; Investment Fundamentals (search for similar items in EconPapers)
JEL-codes: G10 G11 (search for similar items in EconPapers)
Date: 2020
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