3 papers
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…
q-fin.MF2026
Optimal dividend payout with path-dependent drawdown constraint
Chonghu Guan, Jiacheng Fan, Zuo Quan Xu
This paper studies an optimal dividend problem with a drawdown constraint in a Brownian motion model, requiring the dividend payout rate to remain above a fixed proportion of its h…
math.OC2025
Optimal Consumption-Investment for General Utility with a Drawdown Constraint over a Finite-Time Horizon
Chonghu Guan, Xinfeng Gu, Wenhao Zhang +1
We study an optimal investment and consumption problem over a finite-time horizon, in which an individual invests in a risk-free asset and a risky asset, and evaluate utility using…