According to Anderson, "[d]efining anarcho-capitalist to mean minimal government with property rights developed from the bottom up, the western frontier was anarcho-capitalistic. People on the frontier invented institutions that fit the resource constraints they faced".
accorDinG TO anderson, "[D]eFinInG anarCho-capItalIst TO mean minimaL goVERNmeNt wITH pRoperty rIghTS deveLoPed frOm the bOTtoM Up, The wEsTeRN frOntier waS Anarcho-CapiTAliStIc. PeOPle On the FRONTier iNvented iNstITuTionS tHAt fiT tHe resoUrce constraiNtS thEy faceD".