Cet article porte sur l'effet conjoint de l'accroissement de l'esperance de vie et de l'abaissement de l'age de l ; a retraite sur l'equilibre financier du systeme de retraite.

The European population is living longer but retiring earlier. More and more individuals are spending an increasing fraction of their lifetime relying on retirement benefits. At the same time, social security programs face mounting financial difficulties. The purpose of this paper is to explain...

L'ouverture des frontieres nationales et plus particulierement la mobilite du travil sont censees affaiblir la capacite redistributive des etats membres d'une union economique et conduit a ce qu'on appelle le dumping social. Cet article presente les arguments qui soutiennent cette hypothese et...

We evaluate the determinants of matching efficiency changes through a stochastic Cobb-Douglas production frontier model extended to allow the efficiency coefficient to depend on variables meant to capture workers and firms characteristics.

In fiscal federal systems, local public works that generate spillovers are often financed by transfers from higher levels of government. In this article, we consider a governmental hierarchy composed by a Federal and a Local Government. The former delegates to the latter the task of finding a...

A robust principal component analysis can be easily performed by computing the eigenvalues and eigenvectors of a robust estimator of the covariance or correlation matrix. In this paper the authors derive the influence functions and the corresponding asumptotic variances for these robust...

The perspective taken in this paper is strictly narrowed to the strategic choice of the composition of public debt, as opposed to the determination of the total amount borrowed. Thus, it takes as given the level of taxes and government expenditures at the moment of the choice of debt...

Le ralentissement de la croissance economique et le vieillissement demographique expliquent que l'on s'interroge sur l'avenir de retraites fondees sur la repartition. L'objet de cet article est de montrer que la difficulte reelle a laquelle fait face notre systeme de retraite n'est pas de nature...

La capacite d'un marche du travail a generer de nouveaux emplois a partir d'un stock donne de postes vacants et de chomeurs est interpretee comme une forme d'efficacite transactionnelle. Elle peut etre mesuree a partir de l'estimation d'une fonction d'appariement qui decrit la situation...

The purpose of this paper is twofold: it presents the current state of the welfare state in the European Union, and it considers its future prospects given the various challenges to which it is exposed. In the presentation of social protection, which is the main component of the welfare state,...