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9 papers · 1 filter
Optimal risk in wealth exchange models: agent dynamics from a microscopic perspective
Julian Neñer, María Fabiana Laguna
In this work we study the individual strategies carried out by agents undergoing transactions in wealth exchange models. We analyze the role of risk propensity in the behavior of t…
Influence of selfish and polite behaviours on a pedestrian evacuation through a narrow exit: A quantitative characterisation
Alexandre Nicolas, Sebastián Bouzat, Marcelo Kuperman
We study the influence of selfish vs. polite behaviours on the dynamics of a pedestrian evacuation through a narrow exit. To this end, experiments involving about 80 participants w…
Critical phenomena in the spreading of opinion consensus and disagreement
Andrés Chacoma, Damián H. Zanette
We consider a class of models of opinion formation where the dissemination of individual opinions occurs through the spreading of local consensus and disagreement. We study the eme…
Why, when, and how fast innovations are adopted
Sebastian Goncalves, M. F. Laguna, J. R. Iglesias
When the full stock of a new product is quickly sold in a few days or weeks, one has the impression that new technologies develop and conquer the market in a very easy way. This ma…
Do the right thing
M. F. Laguna, G. Abramson, S. Risau-Gusman +1
We study a model of opinion formation where the opinions in conflict are not equivalent. This is the case when the subject of the decision is to respect a norm or a law. In such sc…
A note on the consensus time of mean-field majority-rule dynamics
Damián H. Zanette
In this work, it is pointed out that in the mean-field version of majority-rule opinion dynamics, the dependence of the consensus time on the population size exhibits two regimes.…