collaborators

9 papers

math.OC2026

Model-Free Q-Learning for Infinite-Horizon Stochastic Linear Quadratic Problems with Regime Switching

Xinyue Zhang, Na Li, Xun Li +1

The paper develops model‑free Q‑learning algorithms that learn optimal controllers for infinite‑horizon continuous‑time stochastic linear‑quadratic problems with regime switching,…

math.OC2026

Inverse Optimal Control for Linear Quadratic Problem with Poisson Jumps: Model-Free Inverse Reinforcement Learning Approaches

Wen Du, Na Li, Xun Li +1

This paper addresses the inverse optimal control (IOC) problem for stochastic linear systems subject to both Brownian motion and Poisson jumps, using an inverse reinforcement learn…

math.OC2026

Stochastic LQ Optimal Control with Random Coefficients and a Terminal Mean-Field Cost

Guojiang Shao, Zuo Quan Xu, Qi Zhang

This paper investigates a multidimensional non-homogeneous stochastic linear-quadratic optimal control problem featuring random coefficients and a terminal mean-field term in the c…

q-fin.PM2026

-robust utility maximization with intractable claims: A quantile optimization approach

Xinyu Chen, Zuo Quan Xu

This paper studies an -robust utility maximization problem where an investor faces an intractable claim -- an exogenous contingent claim with known marginal distribution but un…

math.OC2026

Dividend ratcheting and capital injection under the Cramér-Lundberg model: Strong solution and optimal strategy

Chonghu Guan, Zuo Quan Xu

We consider an optimal dividend payout problem for an insurance company whose surplus follows the classical Cramér-Lundberg model. The dividend rate is subject to a ratcheting con…

math.OC2026

Linear-quadratic mixed Stackelberg-zero-sum game for mean-field regime switching system

Pengyan Huang, Na Li, Zuo Quan Xu +1

Motivated by a product pricing problem, a linear-quadratic Stackelberg differential game for a regime switching system involving one leader and two followers is studied. The two fo…