4 papers
Disappointment concordance and duet expectiles
Fabio Bellini, Tiantian Mao, Ruodu Wang +1
We introduce an axiom of disappointment-concordance (disco) aversion for a preference relation over acts in an Anscombe-Aumann setting. This axiom means that the decision maker, fa…
Elicitability and identifiability of tail risk measures
Tobias Fissler, Fangda Liu, Ruodu Wang +1
Tail risk measures are fully determined by the distribution of the underlying loss beyond its quantile at a certain level, with Value-at-Risk, Expected Shortfall and Range Value-at…
Monotonic mean-deviation risk measures
Xia Han, Ruodu Wang, Qinyu Wu
Mean-deviation models, along with the existing theory of coherent risk measures, are well studied in the literature. In this paper, we characterize monotonic mean-deviation (risk)…
Risk Aversion and Insurance Propensity
Fabio Maccheroni, Massimo Marinacci, Ruodu Wang +1
We provide a new foundation of risk aversion by showing that this attitude is fully captured by the propensity to seize insurance opportunities. Our foundation, which applies to al…