Cet article évalue dans quelle mesure l’intégration économique européenne renforce ou atténue les différentiels de croissance entre les régions. En se basant sur les nouvelles théories du commerce international (Krugman et Helpman, 1985, Grossman et Helpman, 1990, 1991 et 1995,...

Using a model similar to the one developed by GLAESER et al. (1992) and HENDERSON et al. (1995), this article aims to explain the growth of regions in Europe by using a set of variables allowing to take into account the industrial structure, the economies of agglomeration and the economic...

The estimation of housing demand elasticities was the object of numerous studies in Canada as well as in U.S. Such an interest has been fostered by the econometric problems involved in such estimations and the large variance in the results obtained. The present article has the advantage over...

Survey evidence shows that the main reason why .rms keep prices stable is that they are concerned about losing customers or market share. We construct a model in which .rms care about the size of their customer base. Firms and customers form long-term relationships because consumers incur costs...

In this paper we examine the usefulness of multivariate semi-parametric GARCH models for portfolio selection under a Value-at-Risk (VaR) constraint. First, we specify and estimate several alternative multivariate GARCH models for daily returns on the S&P 500 and Nasdaq indexes. Examining the...