We study the question of scheduling impatient customers in parallel server queuing systems. At the time of arrival …, customers can be identified as one of many classes, where the class represents the service time and patience time distributions …, and cost characteristics. From the system's perspective, customers that are of the same type at time of arrival get …

robust decision rules. The expected excess return of a risky asset follows a mean-reverting process. I find that whether the … toward intertemporal substitution. When the elasticity of intertemporal substitution (EIS) is about one and risk aversion is … moderate, the concern about model uncertainty increases the proportion of wealth invested in equities. The aversion to model …

at the expense of a more widespread distribution. Dybvig and Wang [J. Econ. Theory, 2011, to appear] find that this idea … dependence between her risk aversion and the distribution of the optimal terminal payoff . Economic intuition suggests that high … risk aversion leads to a payoff which is larger in terms of second order stochastic dominance. In the present study, we …