What is called a price puzzle is a positive and persistent response of ination to a unit shock in the interest rate's innovation. Using a VAR to analyse monetary policy in Brazil, this paper comes to the conclusion that when nonlinearities in the data were considered, most of this e_ect...

Este artigo analisa o comportamento do produto agrícola, da taxa de câmbio real e do saldo da balança comercial agrícola brasileira. Utilizou-se as técnicas de cointegração e co-caracterização para identificar um sistema de vetores auto-regressivos com tendências estocásticas ciclos...

This article uses linear and nonlinear diffusion index models to forecast, one step ahead, the quarterly growth rate of Brazilian Agricultural GDP. These models are composed by common factor which allow a significant reduction in the number of the original explanatory variables. After comparing...

The objective of this paper is to examine the existence of integration in the Brazilian wholesaler tomato markets using a dynamic panel model that allows threshold effects to test the hypothesis of market convergence to the one price law. The results support the hypothesis of integration among...

In 2007 the Brazilian state of Ceará changed its law of ICMS to share resources via outcome indicators in health, education and environment. This paper evaluates and discusses the impact of this change. For this, we use the municipalities of Bahia as a control group to estimate treatment...