Warren Samuels interprets Vilfredo Pareto's Treatise on General Sociology in terms of a general equilibrium model of policy. Three themes and one conviction run throughout the study. The first is a model of policy making involving three sets of variables: power, knowledge, and psychology. The second is a general equilibrium approach to the study of these variables emphasizing their fundamental interdependence. The third is the importance of Pareto's work.

Pareto is one of the few individuals whose work has had enormous influence in at least three social sciences in the...