4 papers
Lambda Expected Shortfall
Fabio Bellini, Muqiao Huang, Qiuqi Wang +1
The Lambda Value-at-Risk (Lambda-VaR) is a generalization of the Value-at-Risk (VaR), which has been actively studied in quantitative finance. Over the past two decades, the Expect…
Disappointment Aversion and Expectiles
Fabio Bellini, Fabio Maccheroni, Tiantian Mao +2
This paper recasts Gul's (1991) theory of disappointment aversion in a Savage framework, with general outcomes, new explicit axioms of disappointment aversion, and novel explicit r…
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…
An axiomatization of -quantiles
Fabio Bellini, Ilaria Peri
We give an axiomatic foundation to -quantiles, a family of generalized quantiles introduced by Frittelli et al. (2014) under the name of Lambda Value at Risk. Under mild assumpt…