 Both hold that a PDA would be part of a privatized system of law, police, courts, insurance companies and arbitration agencies who are responsible for preventing and dealing with aggression.In this environment, victimless crimes and "crimes against the state" would be rendered moot, and the legal realm would be limited to contractual disputes and tort damages, as from assault, burglary, pollution, and all other forms of aggression.This concept is similar to Polycentric law.