' welfare as a function of the parameter representing market power. We surprisingly find that, when the total labor force is … greater than a certain level, the welfare function is an inverted-N shape in the decentralized economy and monotonically …

Some European regulators have decided to force competition in their nationalmarkets. They have decided to go beyond the … second directive and apply asymmetric regulation. Gas release programs and market shares constraints are the two asymmetric … welfare, consumer surplus and on the level of released quantities set by regulators. The aim of a gas release program is to …

between competition as an ideal and the feasibility of competition in the railroad sector; this distinction is implicit in … Dupuit's work, but it helps us to grasp that, in his opinion, unlimited competition is not possible in the railroads and that … it is not necessarily beneficial to the welfare of society. The State should therefore regulate the railroad sector …

, all cotton sector stakeholders do recognize that there is a big issue of excessive competition from a great number of … nevertheless will remain a short term one if no regulation is provided to prevent the market development from excessive and unfair … competition. The case analysed is a good illustration of the shortfalls of unregulated competition. It is however ineffective to …