Electricity Contracts Portfolio Selection Based on the Optimization of the Omega Measurement

Main Article Content

Leonardo Lima Gomes
Luiz Eduardo Brandão
Antonio Carlos Figueiredo Pinto

Abstract

The Brazilian electric power industry has been undergoing significant structural changes, including the creation of a free market for electricity. To obtain above average margins, some firms attempt to increase profits by entering into uncovered trading positions, where the long term price is locked in on one side, while on the other side the firm is subject to variations in the short term spot price. In this article we consider the case of an electricity trading company that takes long and short positions in electricity. A model is proposed for the analysis and decision of the best electricity portfolio, based on the optimization of the Omega measure, subjected to Value at Risk - VaR restrictions. In order to adopt the Omega measure the short term prices are simulated. The results indicate that the portfolio decision is a composition between uncovered buy and seasonal buy with flat sell.

(Full article available in Portuguese only)

Article Details

Section
Long Paper
Author Biographies

Leonardo Lima Gomes, PUC-Rio

Professor do Quadro Principal - IAG

Luiz Eduardo Brandão, PUC-Rio

Professor do Quadro Principal - IAG

Antonio Carlos Figueiredo Pinto, PUC-Rio

Professor do Quadro Principal - IAG