There's an existing trend on the current public service dynamics that thinks the State as entity. Such entity is limited to establishing prices and qualities of the services it regulates, based on costs and information offered by agents: thus, full-filling a function essentially technical. The...

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...

In this paper we analyze the synchronization between the business cycles of US and Mexican regions. Regional economic activity in Mexico is measured using regional coincident indexes recently developed at Banco de México, while US aggregate economic activity is measured with the national...