This paper solves the robust portfolio selection problem with spectral risk measures under mixture R-vine copula uncertainty. Spectral risk measures are used to capture investors’ subjective risk aversion while R-vine copula change-point detection is employed to better construct mixture R-vine...

We analyze the impact of risk and ambiguity aversion using a lifecycle recursive utility model. Both risk and ambiguity aversion are shown to reduce annuity demand and enhance bond holdings. We obtain this result using an intertemporal framework in which we can vary both risk and ambiguity...

In this paper, we indicate that risk vulnerability can be associated with the concept of downside risk aversion (DRA) and an assumption about its behavior, namely that it is decreasing in wealth. Specifically, decreasing downside risk aversion in the Arrow-Pratt and Ross senses are respectively...