Search Results for author: Jianming Xia

Found 7 papers, 0 papers with code

Dynamic portfolio selection under generalized disappointment aversion

no code implementations16 Jan 2024 Zongxia Liang, Sheng Wang, Jianming Xia, Fengyi Yuan

This paper addresses the continuous-time portfolio selection problem under generalized disappointment aversion (GDA).

Dynamic portfolio selection for nonlinear law-dependent preferences

no code implementations12 Nov 2023 Zongxia Liang, Jianming Xia, Fengyi Yuan

This paper addresses the portfolio selection problem for nonlinear law-dependent preferences in continuous time, which inherently exhibit time inconsistency.

Benchmark Beating with the Increasing Convex Order

no code implementations3 Nov 2023 Jianming Xia

We then investigate the problem of minimizing the variance of a portfolio with ICX order constraints, based on which we also study the problem of beating-performance-variance efficient portfolios.

Optimal Investment with Risk Controlled by Weighted Entropic Risk Measures

no code implementations4 Dec 2021 Jianming Xia

A risk measure that is consistent with the second-order stochastic dominance and additive for sums of independent random variables can be represented as a weighted entropic risk measure (WERM).

Cash-subadditive risk measures without quasi-convexity

no code implementations23 Oct 2021 Xia Han, Qiuqi Wang, Ruodu Wang, Jianming Xia

In the literature of risk measures, cash subadditivity was proposed to replace cash additivity, motivated by the presence of stochastic or ambiguous interest rates and defaultable contingent claims.

Decision Making under Uncertainty: A Game of Two Selves

no code implementations14 Dec 2020 Jianming Xia

In this paper we characterize the niveloidal preferences that satisfy the Weak Order, Monotonicity, Archimedean, and Weak C-Independence Axioms from the point of view of an intra-personal, leader-follower game.

Decision Making Decision Making Under Uncertainty +1

Monetary Risk Measures

no code implementations12 Dec 2020 Guangyan Jia, Jianming Xia, Rongjie Zhao

A monetary (respectively, positively homogeneous) risk measure can be characterized as the lower envelope of a family of convex (respectively, coherent) risk measures.

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