5Stigler G.J. “Industrial Organization and Econcmic Progress”, in L D White(ed) The Stasa of the Social,Sciences, Chicago: University of Chicago Press, 1956.
6Williamson. O. E., “Transaction - Cost Economics: The Governance of Contractual Relations”, Journal of Law and Economics, Vol. 22, (Oct. 1979) : 3-61.
7Teece D., “Technological Change and the Nature of the Frim”, in G. Dosi et al. (eds), Technological Change and Economic Change, London:Pinter Press, 1988.
8Polanyi, M.,Personal knowledge:Towards a Powt - Critical Philosophy, University of Chicago. Press,1958.
9Nelson, R.R, and S. G. Winter,An Evolutionary Theory of Economic Change, The Belkanp Press of Harvard University Press, 1982.
10Arrow, K.J.“Economic Welfare and the Allocation of Resources for Invention ” In R. R. Nelson ed., The Rate and Direction of Inventive Activity, Princeton University Press, 1962.