This paper analyzes the institutional problems of the electrical industry in Colombia from the perspectives of neoinstitutionalism, regulation, agency models and contracts. Regulation is perceived as a set of interest groups that seeks wealt redistribution. This intervention involves multiple...

The present article analyses the evolution of the concentration of the Colombian electrical generation market based on the technological diversification indexes and H-H and C-4 concentration indexes, during the period 1995-2004. Concentration herein is an enterprise behavior which, from the...