&quot;Given a longer sequence of repeated interactions, it might be possible that members of a hierarchically organized group would partially overcome mistrust of higher ranked individuals in those that establish generous reputations and these individuals might be able to elicit more contributions from their lower ranked partners. &quot;<p>To be clear about the implications of this study: Society = longer sequence of repeated interactions. This study is not relevant to thinking about organizing society. It acknowledges it has zero relevance to whether hierarchy is good or bad for human society.