Dans cette recherche est présenté un “survey” de la théorie sur l’intégration des marchés financiers, suivi de l’analyse empirique sur l’intégration des indices nationaux de seize pays européens dans le « marché européen d’actions », représenté alternativement par ls...

Using a dynamic panel data model with serial correlation in the error term, the purpose of this paper is to examine if Gibrat’s law can be rejected for the services sector as it has been for manufacturing. The aim of this paper is also to improve the understanding of the empirical determinants...

Este trabalho explora a metodologia Input-Output como uma alternativa válida para estudar interacções entre energia, ambiente e actividades económicas, tendo por desígnio a obtenção de resultados susceptíveis de apoiar estratégias e políticas que respeitem e promovam uma gestão...

This paper tries to identify, for the first time, a chronology for the Portuguese business cycle and test for the presence of duration dependence in the respective phases of expansion and contraction. A duration dependent Markov-switching vector autoregressive model is employed in that task....

In this paper we construct a panel data set from 2000 to 2011 for the EU 28, studying the impact of education on the levels of software piracy in a country. When an aggregated analysis is made, e.g. considering all ISCED (International Standard Classification of Education) levels, expenditure on...

In this paper, we calculate the realized volatility measures using intraday data not equally spaced in time. The aim is to compare these measures with the ones from the stochastic volatility model. With this model, the data used are obtained in equal time intervals. Known facts are that the...

Keynes has emphasized a particular situation in which the liquidity preference becomes absolute, leading to monetary policy ineffectiveness: the near zero nominal rate of interest does not allow negative values of the real interest rate. This situation is termed liquidity trap (LT) and although...