Technology enables individuals, scientists, and organizations to share valuable data and knowledge in new ways, not possible before. Scholars are divided on how this phenomenon emerges, especially among strangers. The classical homo oeconomicus type of preference does not provide an explanation...

Some individuals voluntarily engage in costly pro-environmental actions although their efforts have limited direct benefits. This paper proposes a novel economic model with heterogeneous agents explaining why. Each agent has a homo moralis type of preference, which combines selfishness and...

Why do individuals take different decisions when confronted with similar choices? This paper investigates whether the answer lies in an evolutionary process. Our analysis builds on recent work in evolutionary game theory showing the superiority of a given type of preferences, homo moralis, in...