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cond-mat.stat-mech2001
Effects of regulation on a self-organized market
G. Cuniberti, A. Valleriani, J. L. Vega
Adapting a simple biological model, we study the effects of control on the market. Companies are depicted as sites on a lattice and labelled by a fitness parameter (some `company-s…
cond-mat.stat-mech1999
Damage-Spreading in Self-Organized Critical Systems
Raffaele Cafiero, Angelo Valleriani, Josè Luis Vega
We study the behavior under perturbations of different versions of Bak-Sneppen (BS) model in 1 + 1 dimension. We focus our attention on the damage-spreading features of the BS mode…