1Schultz, Theodore W. ,"Institutions and the Rising Economic Value of Man", American Journal of Agricultural Economics, 50,1968.
2Field, Alexander James,"The Problem with Neoclassical Institutional Economics: A critique with Special Reference to the North-Thomas Model of Pre-150 Europe", Explorations in Economic History, 18,1981.
3Dahl, Robert A. , and Lindbolm, Charles E.,"Politics, Economics, and Welfare, "New York:Harper&Bros. ,1953.
