“…Theories that justify the redefinition of the functions of the State are related to economic reforms expressed in the concepts of deregulation, 3 privatisation, 4 liberalisation, 5 demonopolisation, 6 denationalisation, 7 and segmentation of industry activities (generation, transmission, distribution and retail). These concepts have been used in the specific context of each country, as instruments to exchange the traditional monopolistic structure for a market-oriented one (Gabriele, 2004).…”