In this paper we will refer to justice, which is the cardinal platonic virtue, with reference to economy. It is the most basic problem which runs from the ancient to modern times since the modern societies make an attempt to combine, the economic effects on social justice so long as its aim is the prosperity of citizens. The importance of this goal for society refers to the effect of the conflict of interests between the social classes but the scale of values in every society depends on the philosophical and the political theory of the state.