Is idiosyncratic volatility priced in commodity futures markets? |
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Institution: | 1. Auckland University of Technology, New Zealand;2. Cass Business School, City University London, England;3. EDHEC Business School, 393, Promenade des Anglais, BP3116, 06202 Nice Cedex 3, France;1. Nottingham Business School, Nottingham Trent University, UK;2. Essex Business School, University of Essex, UK;3. Rimini Centre for Economic Analysis (RCEA), Canada |
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Abstract: | This article investigates the relationship between expected returns and past idiosyncratic volatility in commodity futures markets. Measuring the idiosyncratic volatility of 27 commodity futures contracts with traditional pricing models that fail to account for backwardation and contango leads to the puzzling finding that idiosyncratic volatility is significantly negatively priced cross-sectionally. However, idiosyncratic volatility is not priced when the phases of backwardation and contango are suitably factored in the pricing model. A time-series portfolio analysis similarly suggests that failing to recognize the fundamental risk associated with the inexorable phases of backwardation and contango leads to overstated profitability of the idiosyncratic volatility mimicking portfolios. |
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