Animals’ understanding of their partner’s role in cooperative economic games
Compared to the rest of the animal kingdom, human large-scale cooperation is exceptional
and considered to be at the origin of our unusual cognition, technology and culture. One
aspect that might make cooperation outside our immediate social group possible is likely that
humans recognize not just the gains to be made from cooperation over years, but that they
understand the roles of their partners and can flexibly adjust their own behavior by assessing
the impact of the other party’s actions on their outcomes.

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