We analyze the conditions of emergence of a twin banking and sovereign debt crisis within a monetary union in which: (i) the central bank is not allowed to provide direct financial support to stressed member states or to play the role of lender of last resort in sovereign bond markets, and (ii)...

We analyze the conditions of emergence of a twin banking and sovereign debt crisis within a monetary union in which: (i) the central bank is not allowed to provide direct financial support to stressed member states or to play the role of lender of last resort in sovereign bond markets, and (ii)...

We introduce Large Scale Asset Purchases (LSAPs) in a New-Keynesian DSGE model that features distinct mortgage and corporate loan markets. We show that following a significant disruption of financial intermediation, central-bank purchases of mortgage-backed securities (MBS) are uniformly less...

This paper examines monetary and fiscal interactions in a framework where the government worries about political costs of low institutional quality and central bank opacity acts as a disciplinary device leading the government to reduce distortionary taxes and public expenditures. Greater opacity...

En automne 2008, le monde avait fait face à une aggravation de la crise financière. Beaucoup de gouvernements se sont mobilisés pour éviter une récession très brutale de leur économie. Cependant, l’incertitude est grande quant à la possibilité de stabiliser efficacement l’économie...

La crise financière globale récente a amené le Comité de Bâle sur le contrôle bancaire à revoir les Accords de Bâle II. De nouvelles régulations renforçant l’exigence en matière de fonds propres et de liquidité des banques et visant à limiter l’effet de levier sont préconisées...

L’épineux problème d’interaction négative entre la crise de la dette souveraine et la crise bancaire au niveau national empêche une transmission efficace des effets de la politique monétaire unique et menace l’existence même de la zone euro. En réponse à la crise de l’euro et...

Les "hélicoptères" des banques centrales

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In this paper, we propose two alternative formulations of representative consumer¡¯s endogenous time preference that depends on consumption as well as wealth and/or revenue. We solve one of these formulations and apply it to study the effectiveness of fiscal policies in a small open economy...