Le cadre de référence, dit « néo-keynésien », met en relief le rôle des anticipations dans la transmission de la politique monétaire. L’article présente les principaux problèmes de crédibilité susceptibles de se poser, illustrés par l’expérience de diverses banques centrales.

We define ‘failing states’ are those low-income states in which policy and governance is persistently very bad. We develop a theory of reform in these states in which several characteristics of the society might potentially be the binding constraint on change. We then introduce aid,...

This paper addresses the issue of whether and by how much public investment or public capital can enhance economic performance. In comparison with the literature on the subject, we apply many different methodologies to answer these questions. A VAR model (for France, Italy, Germany, the UK and...