This study analyzes spatial integration in the arabica coffee market of the two main producer states in Brazil. The results of the Dickey-Fuller Augmented (DFA) unit root test show that all price series are integrated of first order, I(1). The results of the Johansen co-integration test suggest...

The objective of this study was to obtain an estimate for residential electricity demand in Minas Gerais in the period from 1970 to 2002. Specifically, the goal was to estimate price and income elasticities. After determining that the series under study were non-stationary, we chose to use the...

This paper studies the applicability of time series models as a decision tool of buy and sell orders of live cattle futures contracts in the Brazilian Futures Market (BM&F), on dates close to expiration. The models considered are: ARIMA, Neural Networks and Dynamic Linear Models - DLM (this in...

This study identified the discriminating factors among continuous and intermittent exporting firms from the South of Minas, regarding variables from the external environment, the internal characteristics and technological innovation. A binary logit model was defined to research the determinants...

Commercial barriers protect economies from international competition; however they distort the commercial relationship between them, and reduce the benefits that could result from free trade. The objective of this paper is to determine the impacts that the Free Trade Area of the Americas (FTAA),...