Operations Research Transactions ›› 2021, Vol. 25 ›› Issue (1): 31-49.doi: 10.15960/j.cnki.issn.1007-6093.2021.01.003

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Optimal dividend strategies for surplus-dependent premiums and surplus-dependent claim arrivals rates: the cases of bounded dividend rates

Xue LIU1, Jingwei LI2, Guoxin LIU1,*()   

  1. 1. School of Science, Hebei University of Technology, Tianjin 300401, China
    2. School of Economics and Management, Hebei University of Technology, Tianjin 300401, China
  • Received:2018-12-10 Online:2021-03-15 Published:2021-03-05
  • Contact: Guoxin LIU E-mail:gxliu@hebut.edu.cn

Abstract:

In this paper, we consider the optimal dividend problem with bounded dividend rate for the risk model with surplus-dependent premiums and surplus-dependent claim arrivals. The objective is to maximize the expected cumulative discounted dividends payment up to the time of ruin. Firstly, we prove that the necessary and sufficient condition for a strategy to be a stationary Markov strategy. Using the the theory of measure-valued generators, we derive the associated measure-valued dynamic programming equation (DPE). Finally, we discuss the relationship between the measure-valued DPE and the corresponding quasi-varational inequalities (QVI), and show that the optimal dividend strategy is a stationary Markov strategy with a band structure.

Key words: optimal dividend problem, PDMP, measure-valued DPE, Markov strategy, band structure

CLC Number: