Not only is ethnocentrism the optimum group evolutionary strategy, but duplicity (parasitism) is the optimum outgroup strategy, since it avoids the cost of conquest and replacement.
Source date (UTC): 2018-09-22 10:33:00 UTC
Not only is ethnocentrism the optimum group evolutionary strategy, but duplicity (parasitism) is the optimum outgroup strategy, since it avoids the cost of conquest and replacement.
Source date (UTC): 2018-09-22 10:33:00 UTC
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