Este artigo investiga como as variáveis econômicas (renda, desemprego e desigualdade) afetam seis tipos de crimes no Rio Grande do Sul (2000-2011). Os modelos incluem características demográficas e de políticas públicas, além de permitir a existência de inércia nas taxas de...

We study the joint determination of the lag length, the dimension of the cointegrating space and the rank of the matrix of short-run parameters of a vector autoregressive (VAR) model using model selection criteria. We consider model selection criteria which have data-dependent penalties for a...

A conference titled 'Forecasting in Rio' was held at the Graduate School of Economics of Getulio Vargas Foundation, Rio de Janeiro, Brazil, in July 2008 to focus on most recent developments in forecasting. One of the papers presented during the conference was titled, 'Predictability of Stock...

The mixed autoregressive causal-noncausal model (MAR) has been proposed to estimate economic relationships involving explosive roots in their autoregressive part, as they have stationary forward solutions. In previous work, possible exogenous variables in economic relationships are substituted...

In this paper we use the standard factor models to compose common-factor portfolios by a novel linear transformation extracted from large data sets of asset returns. Although the transformation proposed here retains the basic properties of the usual common factors, some interesting new...

This paper investigates the recent boom od the Brazilian trade surplus by estimating a partial adjustment model for exports and imports. The results indicate that exports quantum is basically explained by the income of the rest of the world and by the gap of domestic output. The role of the...

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