The formal definition of the term « prudence » in economics is due to Kimball [1990]. Since then the notion of prudence is linked to the choice of a level of precautionary saving while risk aversion remains perceived as a preference towards a risky situation. In this paper ?' after a survey of...

The impact of the transition from a global budget payment to an activity-based financing system on public hospitals financial equilibrium is analyzed in this paper. To do so, we develop a theoretical model where patients? demand is related to joint decisions made by hospital managers and...

The demand for long-term care (LTC) insurance depends – among other things – on the relationship between potential policyholders and their relatives since the latter may informally provide LTC that is otherwise purchased on the market. The combined effects of intra-family moral hazard and...

To analyze the impact of background risks, decreasing absolute risk aversion (DARA) must be combined with other restrictions on the shape of the utility function in order to make preferences risk vulnerable. In this note, we indicate that risk vulnerability can also be associated with the sole...