On the origin of power law tails in price fluctuations

In a recent Nature paper, Gabaix et al. \cite{Gabaix03} presented a theory to explain the power law tail of price fluctuations. The main points of their theory are that volume fluctuations, which have a power law tail with exponent roughly -1.5, are modulated by the average market impact function, w...

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Bibliographic Details
Main Authors: Farmer, J, Lillo, F
Format: Journal article
Published: 2003