Paper to be presented at the seminar on Redes peroductivas e institucionales en America Latina, to be held in Buenos Aires, 9-12 April, 2001. An earlier version of this paper has been presented at the seminar on The Other Canon in Economics, Oslo, August, 2000. Leangkollen Hotel, Asker. Particular I am indebted to B. Arthur, C. Perez, R. Reitner and P. Evans who stimulate my thinking on this topic and provided further helpful suggestions. I am also grateful to R. Bisang, B. Kosacof, L. Poma and G. Yoguel for their insights and constructive suggestion when this paper has been presented at Seminar in the IDES, Buenos Aires, October, 2000. Responsibility for all errors and omissions remains my own. The help of M. Capdevielle and C. Garrido in producing successive draft is gratefully acknowledge.