{"id":"001574838","type":"book","title":"How Chiefdom and Early State Social Structures Resolve Collective Action Problems","publisher":"Springer International Publishing","publisher-place":"Cham","pages":"417-452","container-title":"Feast, Famine or Fighting? Multiple Pathways to Social Complexity","author":[{"family":"Willer","given":"David"}],"issued":{"raw":"2017"}}