This paper studies the effect of combining different insurance schemes on the efficiency of consumption smoothing in an environment without commitment. A savings account is introduced into the self-enforcing risk-sharing model of Thomas and Worrall (1988). The risk averse agent's savings play...

In the past twenty years, household wealth undergoes profound changes and in particular a notable increase of the share of financial wealth. The hike of stock market prices in the late 1990s, the burst of the speculative bubble since the summer of 2000 and the continued upsurge of housing prices...

We study portfolio allocation and characterize contracts issued by firms in the international financial market when investors exhibit ambiguity aversion and perceive ambiguity in assets issued in foreign locations. Increases in the variance of their risky production process cause firms to issue...

Résumé : Dans ce papier, on utilise un modèle de contrôle optimal pour apprécier l’effet permanent des dépenses publiques sur le revenu national et ses composantes en Algérie. Les trajectoires optimales, que forment les séquences des variables étudiées, sont établies via une...