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Are "market neutral" hedge funds really market neutral?

Andrew Patton

LSE Research Online Documents on Economics from London School of Economics and Political Science, LSE Library

Abstract: One can consider the concept of market neutrality for hedge funds as having breadth and depth: breadth reflects the number of market risks to which a fund is neutral, while depth reflects the completeness of the neutrality of the fund to market risks. We focus on market neutrality depth, and propose five different neutrality concepts. Mean neutrality nests the standard correlation-based definition of neutrality. Variance neutrality, Value-at-Risk neutrality and tail neutrality all relate to the neutrality of the risk of the hedge fund to market risks. Finally, complete neutrality. corresponds to independence of the fund to market risks. We suggest statistical tests for each neutrality concept, and apply the tests to a combined database of monthly market neutral hedge fund returns from the HFR and TASS hedge fund databases. We find that around one-quarter of these funds exhibit some significant exposure to market risk.

Keywords: Diversification; Alternative investments; Correlation; Portfolio decisions (search for similar items in EconPapers)
JEL-codes: G10 G11 G19 G23 (search for similar items in EconPapers)
Pages: 38 pages
Date: 2004-10-28
References: View references in EconPapers View complete reference list from CitEc
Citations: View citations in EconPapers (3)

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http://eprints.lse.ac.uk/24819/ Open access version. (application/pdf)

Related works:
Journal Article: Are "Market Neutral" Hedge Funds Really Market Neutral? (2009) Downloads
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Persistent link: https://EconPapers.repec.org/RePEc:ehl:lserod:24819

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