According to the fiscal theory of the price level (FTPL), the interactions between monetary and fiscal policies with governments facing the possibility to act in a non-Ricardian manner make the general price level be fully determined. Here, depending on the expectations framework, we show to...

This paper quantifies the effects on welfare of misspecified monetary policy objectives in a stylized DSGE model. We show that using inappropriate objectives generates relatively large welfare costs. When expressed in terms of ‘consumption equivalent’ units, these costs correspond to...

This paper analyses the effects of transitory increases in government spending when public debt is used as liquidity by the private sector. Aggregate shocks are introduced into an incomplete-market economy where heterogenous, infitely-lived households face occasionally binding borrowing...

The 2007-2009 financial crisis was caused by financial markets’ greed and instability and led to a strong rise public debts and deficits in advanced economies. Financial markets and international institutions advocate a “fiscal exit strategy” through rapid cuts in public deficits and debts...

Dans les débats sur la zone Euro et son élargissement, l’accent est souvent mis sur le problème de l’hétérogénéité entre les pays. Mais les difcultés à se coordonner ne provi- ennent pas nécessairement de la disparité entre les pays, tout au moins si le nombre de pays est...

Cet article part de l'idée que la souveraineté monétaire et la souveraineté politique ne doivent pas être confondues, mais que, pour autant, les principes d'organisation de la monnaie n’en doivent pas moins être cohérents avec ceux qui fondent la communauté politique. Ainsi,...

Using a four-country Mundell–Fleming model including portfolio and wealth effects, we explore the question whether some types of policy coordination could improve the outcomes of a financial shock like the Asian crisis. Time-consistent equilibria are computed : a Nash equilibrium, a target...

When countries decide to coordinate and form a coalition, an outsider country can take advantage of the situation and gain more than an insider, hence creating a free-rider problem that could threaten the stability of the coalition. But as far as the Euro zone is concerned, the emphasis put on...