Some things people do seem based on individual learning and response to rewards or punishments.
Other behaviors stem from social learning and are traits that are common to certain groups of people but not others.
High status individuals convert their dominance into higher genetic contribution.
Thus all individuals should be designed by natural selection to desire high status and make efforts to achieve it.
Higher ranked groups often gang up to keep lower ranked groups from moving up the dominance hierarchy
Everyone born with equal access to resources, power, status.Most hunter-gather and small tribal agriculturalists are egalitarian.
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