117 citations · 266 across the 3 of their papers we have counts for
3 papers
q-fin.RM2010★ 38 cited
The Lehman Brothers Effect and Bankruptcy Cascades
Paweł Sieczka, Didier Sornette, Janusz A. Hołyst
Inspired by the bankruptcy of Lehman Brothers and its consequences on the global financial system, we develop a simple model in which the Lehman default event is quantified as havi…
physics.soc-ph2006★ 111 cited
Majority Model on a network with communities
R. Lambiotte, M. Ausloos, J. Holyst
We focus on the majority model in a topology consisting of two coupled fully-connected networks, thereby mimicking the existence of communities in social networks. We show that a t…
adap-org1999★ 117 cited
Modelling Collective Opinion Formation by Means of Active Brownian Particles
Frank Schweitzer, Janusz Holyst
The concept of active Brownian particles is used to model a collective opinion formation process. It is assumed that individuals in community create a two-component communication f…