2 papers
q-fin.MF2025
Higher-order Gini indices: An axiomatic approach
Xia Han, Ruodu Wang, Qinyu Wu
Via an axiomatic approach, we characterize the family of n-th order Gini deviation, defined as the expected range over n independent draws from a distribution, to quantify joint di…
q-fin.PM2024
Diversification quotient based on expectiles
Xia Han, Liyuan Lin, Hao Wang +1
A diversification quotient (DQ) quantifies diversification in stochastic portfolio models based on a family of risk measures. We study DQ based on expectiles, offering a useful alt…