3 papers
physics.soc-ph2025
Decision-Making under Negativity Bias: Double Hysteresis in the Opinion-Dependent -Voter Model
Maciej Doniec, Katarzyna Sznajd-Weron, Federico Vazquez
Negative information often exerts a disproportionately strong impact on human decision-making, a phenomenon known as the negativity bias. In behavioral economics, this effect is fo…
physics.soc-ph2023
Ordering dynamics of nonlinear voter models
Lucía Soledad Ramirez, Federico Vazquez, Maxi San Miguel +1
We study the ordering dynamics of nonlinear voter models with multiple states, also providing a discussion of the two-state model. The rate with which an individual adopts an opini…
physics.soc-ph2023
Contrarian Majority rule model with external oscillating propaganda and individual inertias
M. Cecilia Gimenez, Luis Reinaudi, Serge Galam +1
We study the Galam majority rule dynamics with contrarian behavior and an oscillating external propaganda, in a population of agents that can adopt one of two possible opinions. In…