The archaeological evidence supports this view, indicating that our ancestors lived for hundreds of thousands of years in egalitarian bands of mobile hunter-gatherers.27 Hierarchy only becomes widespread around the time that groups take up agriculture or domesticate animals and become more sedentary. These changes create much more private property and much larger group sizes. They also put an end to equality. The best land and a share of everything people produce typically get dominated by a chief, leader, or elite class (who take some of their wealth with them to the grave for easy
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