. Strong reciprocity means that people willingly repay gifts and punish the violation of cooperation and fairness norms even in … that ultimate theories of kin selection, reciprocal altruism, costly signaling and indirect reciprocity do not provide …

-societal differences in voluntary cooperation. Using one-shot public goods experiments in four comparable subject pools from the US and the … cooperation is lower in Morocco and Turkey than in the UK and the US. Using the ABC approach - in which cooperative attitudes and … beliefs explain cooperation - we show that cooperation is mostly driven by differences in beliefs rather than cooperative …

generally ruled out in models of reciprocal altruism, completely undermines cooperation under repeated interactions, which …Repeated interactions provide a prominent but paradoxical hypothesis for human cooperation in one-shot interactions … mechanism reliably supports the evolution of cooperation when actions vary continuously. Ambiguous reciprocity, a strategy …

cooperation in the presence of "multi-directedness," whereby people's preferences depend on their psychological motives. People …

pillar is internalized norms of cooperation, sustained by emotions such as guilt and shame. The second pillar is the … motivation can sustain cooperation if enough people cooperate but can jeopardise social order if many others follow selfish …

and output gap shocks, however, still makes fiscal cooperation unattractive. We extend the existing New …-Keynesian literature on policy coordination by considering not only cases of non-coordination, fiscal cooperation and the grand coalition …, but also the partial cooperation arrangements between fiscal players. We show that, in many cases, partial fiscal …