It is rather evident that there is much more (statistical) information about objective aggregates, such as inflation, output or unemployment than that concerning subjective aggregates, such as well-being, satisfaction, confidence or even expectations. Due to its characteristics, fuzzy logic can...

This paper proposes novel methods for the construction of tests for models specified by unconditional moment restrictions. It exploits the classical-like nature of generalized empirical likelihood (GEL) to define Pearson-type statistics for over-identifying moment conditions and parametric...

The general purpose of this paper is to promote a political economy whose objective is to promote the deepening of human rights. In particular my attention will be focused on the political economy of the right to work.The first part of the paper concerns the description of the historical process...

O presente trabalho procura demonstrar que as condições exigidas por Dockner no teorema 3, mesmo para o caso da sociedade evidenciar impaciência face ao futuro (caso em que r 0) podem fazer surgir não só os 4 valores próprios apenas com parte real a que o teorema se refere, como também...

This note presents some of the consequences due to the possibility of having early elections. First of all, elections, whether exogenously or endogenously determined, are relevant to challenge the well known neutrality principle of economic policies under rational expectations. Furthermore, in...

Dynamic panel data (DPD) models are usually estimated by the generalized method of moments. However, it is well documented in the DPD literature that this estimator suffers from considerable finite sample bias, especially when the time series is highly persistent. Application of the...

I believe that freedom of choice constitutes a pillar of rational choice in economic theory, regardless of the definition of rational choice one adopts. On the other hand, economics being socially embedded, free choice in economics seems senseless without political freedom of choice. Democracy,...

Este trabalho de investigação analisa a evolução da estrutura da produção e da produtividade associada aos factores produtivos.Tendo por objectivo uma análise das alterações estruturais que ao longo da década tiveram lugar na indústria transformadora portuguesa, foi utilizada para o...

In this paper we use two alternative approaches to study the extent of gender wage discrimination in Portugal. Both methods involve the estimation of wage equations for males and females and the Blinder [1973] and Oaxaca [1973] decomposition. However, to take into account possible sample...