Many papers in the litterature have adopted the expected utility paradigm to analyze insurancedecisions. Insurance companies manage policies by growing, by adding independent risks.Even if adding risks generally ultimately decreases the probability of insolvency, the impacton the insurer's...

In this paper, we consider a décision-maker facing a financial risk flanked by a backgroundrisk, possibly non-financial, such as health or environmental risk. A decision has to be madeabout the amount of an investment (in the financial dimension) resulting in a future benefiteither in the same...

In this paper we propose benchmark values for the coefficients of relative risk aversionand relative prudence on the basis of a binary choice model where the decision makerchooses between aggregating or disaggregating multiplicative risks. We relate ourresults to the decision maker's willingness...