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Heterogeneous aspirations promote cooperation in the prisoner's dilemma game
Matjaz Perc, Zhen Wang
To be the fittest is central to proliferation in evolutionary games. Individuals thus adopt the strategies of better performing players in the hope of successful reproduction. In s…
Reward and cooperation in the spatial public goods game
Attila Szolnoki, Matjaz Perc
The promise of punishment and reward in promoting public cooperation is debatable. While punishment is traditionally considered more successful than reward, the fact that the cost…
Aspiring to the fittest and promotion of cooperation in the prisoner's dilemma game
Zhen Wang, Matjaz Perc
Strategy changes are an essential part of evolutionary games. Here we introduce a simple rule that, depending on the value of a single parameter , influences the selection of pl…
Punish, but not too hard: How costly punishment spreads in the spatial public goods game
Dirk Helbing, Attila Szolnoki, Matjaz Perc +1
We study the evolution of cooperation in spatial public goods games where, besides the classical strategies of cooperation (C) and defection (D), we consider punishing cooperators…
Defector-accelerated cooperativeness and punishment in public goods games with mutations
Dirk Helbing, Attila Szolnoki, Matjaz Perc +1
We study the evolution of cooperation in spatial public goods games with four competing strategies: cooperators, defectors, punishing cooperators, and punishing defectors. To explo…
Growth and structure of Slovenia's scientific collaboration network
Matjaz Perc
We study the evolution of Slovenia's scientific collaboration network from 1960 till present with a yearly resolution. For each year the network was constructed from publication re…