Johansen (2002) suggests a counterfactual experiment that can be implemented in the vector autoregressive model to interpret the coefficients of an identified cointegrating relation. This article proposes an alternative counterfactual experiment ("design of experiment") that, contrary to the one...

This paper estimates the Brazilian Nairu (Non-Accelerating Inflation Rate of Unemployment) and investigates several empirical questions: the behavior of Nairu along time, error bands for Nairu and the usefulness of Nairu to the conduct of monetary policy in Brazil. There are many recent studies...

This paper compares the forecasting performance of linear and nonlinear models under the presence of structural breaks for the Brazilian real GDP growth. The Markov switching models proposed by Hamilton (1989) and its generalized version by Lam (1990) are applied to quarterly GDP from 1975:1 to...