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Associate Professor Jinxia Zhu

Associate Professor Jinxia Zhu

Associate Professor
Business School
School of Risk and Actuarial Studies

Jinxia Zhu is鈥痑n Associate Professor in the School of Risk and Actuarial Studies at the University of New South Wales. She holds a Bachelor's and Master's degrees in Mathematics and a PhD degree in Actuarial Science. Her research interests lie in the areas of optimal control in insurance and finance, risk theory and modelling in these fields.听 Her current research focuses on present-biased behavior issues and model uncertainty in control and optimization. Additionally, she is working on applying machine learning techniques to credit default and cyber risk modelling,听 and addressing optimal control and health insurance issues.听

Research Interests

听

  • Stochastic Control and Optimization 听
  • Present-Biased Behavior 听
  • Model Uncertainty 听
  • Credit Default Modeling 听
  • Health Insurance Optimization听
  • Risk Theory and Insurance Modeling听
  • Biodiversity and Morbidity听

听

听
Phone
+61 2 9385 7385
E-mail
jinxia.zhu@unsw.edu.au
Location
黑料网大事记 Business School
  • Journal articles | 2025
    Feng Y; Siu TK; Zhu J, 2025, 'How might model uncertainty and transaction costs impact retained earning & dividend strategies? An examination through a classical insurance risk model', Insurance Mathematics and Economics, 120, pp. 131 - 158,
    Journal articles | 2025
    Liu H; Liu Y; Tang Q; Zhu J, 2025, 'Pricing catastrophe risk during transitions of physical and economic environments', European Journal of Operational Research,
    Journal articles | 2024
    Feng Y; Siu TK; Zhu J, 2024, 'Optimal payout strategies when Bruno de Finetti meets model uncertainty', Insurance Mathematics and Economics, 116, pp. 148 - 164,
    Journal articles | 2024
    Yao D; Zhu J, 2024, 'Optimal reinsurance under a new design: two layers and multiple reinsurers', Quantitative Finance, 24, pp. 655 - 676,
    Journal articles | 2021
    Feng Y; Zhu J; Siu TK, 2021, 'Optimal risk exposure and dividend payout policies under model uncertainty', Insurance: Mathematics and Economics, 100, pp. 1 - 29,
    Journal articles | 2021
    Zhu J, 2021, 'Optimal impulse control for growth-restricted linear diffusions with regime switching', SIAM Journal on Control and Optimization, 59, pp. 185 - 222,
    Journal articles | 2020
    Li X; Liu H; Tang Q; Zhu J, 2020, 'Liquidation risk in insurance under contemporary regulatory frameworks', Insurance Mathematics and Economics, 93, pp. 36 - 49,
    Journal articles | 2019
    Siu TK; Zhu J; Yang H, 2019, 'A martingale approach for asset allocation with derivative security and hidden economic risk', Journal of Applied Probability, 56, pp. 723 - 749,
    Journal articles | 2019
    Zhu J; Siu TK; Yang H, 2019, 'Singular dividend optimization for a linear diffusion model with time-inconsistent preferences', European Journal of Operational Research, 285, pp. 66 - 80,
    Journal articles | 2017
    Zhu J, 2017, 'OPTIMAL FINANCING and DIVIDEND DISTRIBUTION with TRANSACTION COSTS in the CASE of RESTRICTED DIVIDEND RATES', Astin Bulletin, 47, pp. 239 - 268,
    Journal articles | 2016
    Zhu J; Yang H, 2016, 'Optimal capital injection and dividend distribution for growth restricted diffusion models with bankruptcy', Insurance Mathematics and Economics, 70, pp. 259 - 271,
    Journal articles | 2016
    Zhu J; Yang H, 2016, 'Optimal financing and dividend distribution in a general diffusion model with regime switching', Advances in Applied Probability, 48, pp. 406 - 422,
    Journal articles | 2015
    Zhu J; Chen F, 2015, 'Dividend optimization under reserve constraints for the Cram茅r-Lundberg model compounded by force of interest', Economic Modelling, 46, pp. 142 - 156,
    Journal articles | 2015
    Zhu J, 2015, 'Dividend optimization for general diffusions with restricted dividend payment rates', Scandinavian Actuarial Journal, 2015, pp. 592 - 615,
    Journal articles | 2014
    Zhu J, 2014, 'Corrigendum to Errata for 'Optimal dividend control for a generalized risk model with investment incomes and debit interest' online version (Scandinavian Actuarial Journal, IFirst, (2012))', Scandinavian Actuarial Journal, 2014, pp. 282 - 282,
    Journal articles | 2014
    Zhu J, 2014, 'Dividend optimization for a regime-switching diffusion model with restricted dividend rates', Astin Bulletin, 44, pp. 459 - 494,
    Journal articles | 2014
    Zhu J, 2014, 'Singular optimal dividend control for the regime-switching Cram茅r-Lundberg model with credit and debit interest', Journal of Computational and Applied Mathematics, 257, pp. 212 - 239,
    Journal articles | 2013
    Zhu J; Chen F, 2013, 'Dividend optimization for regime-switching general diffusions', Insurance Mathematics and Economics, 53, pp. 439 - 456,
    Journal articles | 2011
    Zhu J; Yang H; Ng K, 2011, 'Ruin probabilities for the perturbed compound Poisson risk process with investment', Communications in Statistics: Theory and Methods, 40, pp. 3917 - 3934,
    Journal articles | 2009
    Zhu J; Yang H, 2009, 'On differentiability of ruin functions under Markov-modulated models', Stochastic Processes and their Applications, 119, pp. 1673 - 1695
    Journal articles | 2008
    Feng C; Zhu J; Li Z, 2008, 'Upper bounds for the ruin probabilities of the entrance-based risk model', Communications in Statistics - Theory and Methods, 37, pp. 2634 - 2652,
    Journal articles | 2008
    Zhu J; Yang H, 2008, 'Estimates for the Absolute Ruin Probability in the Compound Poisson Risk Model with Credit and Debit Interest', Journal of Applied Probability, 45, pp. 818 - 830,
    Journal articles | 2008
    Zhu J; Yang H, 2008, 'Estimates for the absolute ruin probability in the compound Poisson risk model with credit and debit interest', Journal of Applied Probability, 45, pp. 818 - 830
    Journal articles | 2008
    Zhu J; Yang H, 2008, 'Ruin probabilities of a dual Markov-modulated risk model', Communications in Statistics - Theory and Methods, 37, pp. 3298 - 3307,
    Journal articles | 2008
    Zhu J; Yang H, 2008, 'Ruin theory for a Markov regime-switching model under a threshold dividend strategy', Insurance: Mathematics and Economics,
    Journal articles | 2007
    Zhu J, 2007, 'Discussion on: `Optimal dividends in an Ornstein-Uhlenbeck type model with credit and debt interest` by J. Cai, H. U. Gerber and H. Yang', North American Actuarial Journal, 10, pp. 116 - 118,
    Journal articles | 2005
    Li Z; Zhu J; Feng C, 2005, 'Study of a risk model based on the entrance process', Statistics and Probability Letters, 72, pp. 1 - 10,

My Research Supervision

I am currently supervising students on the following projects:

  • Optimal control problems incorporating behavioral issues.

  • Application of machine learning to generate synthetic health data and model health insurance.

  • Credit default modeling.