Vilfredo Pareto
The second (Mp), aims at being a prelude to theory development. New social theory is created due to the complex study and interpretation of other sociologists. For example, Karl Marx's theories are based on Hegel's theories. The theories of the American sociologist, Talcott Parsons, are based on the theories of Émile Durkheim, Max Weber, Vilfredo Pareto, and Alfred Marshall.