Citation:
La Spada, G., J. D. Farmer, and F. Lillo.  'The Non-Random Walk of Stock Prices:  The Long-Term Correlation between Signs and Sizes.'  Eur. Phys. J. B (2008): 1-8.
						La Spada, G., J. D. Farmer, and F. Lillo.  'The Non-Random Walk of Stock Prices:  The Long-Term Correlation between Signs and Sizes.'  Eur. Phys. J. B (2008): 1-8.