Endogenous versus exogenous shocks in complex networks: an empirical test using book sale rankings

We study the precursory and recovery signatures accompanying shocks in complex networks, that we test on a unique database of the Amazon.com ranking of book sales. We find clear distinguishing signatures classifying two types of sales peaks. Exogenous peaks occur abruptly and are followed by a power...

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Veröffentlicht in:	Physical review letters 2004-11, Vol.93 (22), p.228701-228701, Article 228701
Hauptverfasser:	Sornette, D, Deschâtres, F, Gilbert, T, Ageon, Y
Format:	Artikel
Sprache:	eng
Schlagworte:	Bookselling - methods Bookselling - statistics & numerical data Commerce - methods Commerce - statistics & numerical data Computer Simulation Marketing - methods Marketing - statistics & numerical data Models, Econometric Models, Statistical Population Dynamics Social Behavior Social Support
Online-Zugang:	Volltext
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