The high interest rates offered in Brazil can be seen as a limit for the Brazilian economic growth. This is one of the current major Brazilian debates where political and monetary authorities aim to search the causes of these high yields to suggest public policies for its reduction. This paper...

The power system regulation order that the energy dispatch is centralized by a agent - ONS - that should use a stochastic dynamic optimization model that maximize the energy is accumulated in the hydro plants. This model consider only the uncertainty of water affluence. Our first issue is...

The privatization policy for power generation system in Brazil needs that investments on new plants should be profitable. This depends on regulation rules: a) the cost of energy supplied on deficit situation; b) the normative value of energy that is the maximum value of energy for long-run...