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Power Laws and Gaussians for Stock Market Fluctuations

Caglar Tuncay, Dietrich Stauffer

physics.soc-pharXiv:physics/0603173

Abstract

The daily volume of transaction on the New York Stock Exchange and its day-to-day fluctuations are analysed with respect to power-law tails as well long-term trends. We also model the transition to a Gaussian distribution for longer time intervals, like months instead of days.

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