 When there is distributive injustice, on the other hand, the government becomes unstable.Also concerned with justness and distinguishing between right and wrong constitutions, Aristotle bases legitimacy on the rule of law, voluntary consent, and the public interest.While Aristotle's theory of distribution of rewards and legitimacy of constitutions both deal with legitimation, the prior emphasizes an actors acceptance that rewards are just, while the latter is concerned with an actors acceptance of a "moral obligation to obey a system of power."