This paper makes an empirical analysis about the importance of nominal shocks and real disturbances on the Brazilian/USA real exchange rate (TCR) during the period of January of 1999 to December of 2003. Based in the Mundell-Flemming-Obstfeld model and data base obtained from the IPEA ,...

This work focuses the international market of soybean through the price relationships kept by these. Was chosen two models of time series: ARMAX and VAR. These models have a good performance in explaining simultaneity relationships among phenomena because they are multivariate models. The...