In reality, it is often groups rather than individuals that make decisions. In previous experiments, groups have frequently been shown to act differently from individuals in several ways. It has been claimed that inter-group interactions may be (1) more competitive, (2) more rational, or (3)...

To avoid the dangerous consequences of climate change, humans need to overcome two intertwined conflicts. First, they have to deal with an intra-generational conflict that emerges from the allocation of costs of climate change mitigation among different actors of the current generation. Second,...

To avoid the dangerous consequences of climate change, humans need to overcome two intertwined conflicts. First, they must deal with an intra-generational conflict that emerges from the allocation of costs of climate change mitigation among different actors of the current generation. Second,...