Ingham, G. (1996) `Critical Survey: Some Recent Changes in the Relationship between Economics and Sociology', Cambridge Journal of Economics20: 243-275.
2.
Nelson, R. and Winter, S. (1982) An Evolutionary Theory of Economic Change. Boston, MA: Harvard University Press.
3.
Williamson, O. E. (1975) Markets and Hierarchies: Analysis and Anti-Trust Implications. New York: Free Press.
