3 papers
math.OC2025
An extended Merton problem with relaxed benchmark tracking
Lijun Bo, Yijie Huang, Xiang Yu
This paper studies Merton's problem in an extended formulation by incorporating the benchmark tracking on the wealth process. We consider a tracking formulation where the fund mana…
q-fin.MF2025
On time-consistent equilibrium stopping under aggregation of diverse discount rates
Shuoqing Deng, Xiang Yu, Jiacheng Zhang
This paper studies a central planner's decision making on behalf of a group of members with diverse discount rates. In the context of optimal stopping, we work with an aggregation…
q-fin.PM2025
Erratum to "On the market viability under proportional transaction costs"
Erhan Bayraktar, Xiang Yu
This short note aims to point out mistakes in one of the implications for Theorem 2.8 in Bayraktar and Yu [Mathematical Finance, 28 (2018), pp. 800-838], which weakens the statemen…