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Vathana Ly Vath

ENSIIE, Laboratoire de Mathématiques et Modélisation d'Évry
Université Paris Saclay, CNRS UMR 8071, UEVE
I.B.G.B.I., 23 Bd. de France, 91037 Évry Cedex
Bureau 412
+33 (0)1 69 36 73 68

Research themes

  • Stochastic Modelling and applications
  • Stochastic control and optimisation
  • Liquidity risk
  • Corporate finance and real options

Professionnal Experiences

  • 2017 - pres : ENSIIE, Professor in Applied Mathematics/Financial mathematics
    • Co-Head of Master in Quantitative Finance (Université Paris Saclay)
    • Head of Master programmes (ENSIIE)
  • 2007 - 2017 : ENSIIE, Associate Professor
  • 2003 - 2017 : Université Paris diderot, Research and Teaching assistant
  • 2000 - 2002 : Bear Stears International (London), Equity Research Analyst
  • 1998 - 2000 : Morgan Stanley (London), Equity Research Analyst


  • 2015 : HDR, Université d'Evry
  • 2006 : Ph.D. in Mathematical Finance, Université Paris Diderot
  • 2003 : Master (DEA) in Mathematical Finance, Université Paris Diderot
  • CFA Charterholder


  • Path-dependent American options (2019), with E. Chevalier and M. Mnif, Journal of Computational Finance 23(1), pp 61-95.
  • Optimal exploitation of a resource with stochastic population dynamics and delayed renewal (2019), with I. Kharroubi et T. Lim, Journal of Mathematical Analysis and Applications 477(1).
  • Optimal market making strategies under inventory constraints (2017), with E. Chevalier, M. Gaigi, and M. Mnif, J. Optimization Theory and Applications 173(1), pp 313-335. Télécharger
  • Liquidity risk and optimal dividend/investment strategies (2017), with E. Chevalier and M. Gaigi, Mathematics and Financial Economics, Vol.11(1), pp 111–135. Télécharger
  • Optimal execution cost for liquidation through a limit order market (2016), with E. Chevalier, A. Roch and S. Scotti, International Journal of Theoretical and Applied Finance, Vol. 19 (1). Télécharger
  • Numerical approximation for a portfolio optimization problem under liquidity risk and costs (2016), with M. Gaigi, M. Mnif, and S. Toumi, Applied Math and Optim, Vol. 74(1), pp 163–195. Télécharger
  • Exit Optimal exit strategies for investment projects (2015), with E. Chevalier, A. Roch and S. Scotti, Journal of Mathematical Analysis and Applications, Vol.425(2), pp.666-694. Télécharger
  • An Optimal Dividend and Investment Control Problem under Debt Constraints (2013), with E. Chevalier and S. Scotti, SIAM J. Finan. Math., 4(1), 297 - 326. Télécharger
  • Bid-Ask Spread modelling, a perturbation approach (2011), with T. Lim, JM. Sahut, and S. Scotti, Seminar on Stochastic Analysis, Random Fields and Applications VII.
  • Optimal switching over multiple regimes (2009), with H. Pham and X.Y. Zhou, Siam Journal on Control and Optim., 48, pp. 2217-2253. Télécharger
  • A mixed singular/switching control problem for a dividend policy with reversible technology investment (2008), with H. Pham and S. Villeneuve, Annals of Applied Probability, 18, pp. 1164-1200. Télécharger
  • A Model of Optimal Portfolio Selection under Liquidity Risk and Price Impact (2007), with M. Mnif and H. Pham, Finance and Stochastics, 11, pp. 51-90. Télécharger
  • Explicit solution to an optimal switching problem in the two regime case (2007), with H. Pham, Siam Journal on Control and Optim., 46, pp. 395-426. Télécharger
  • Competitive market equilibrium under asymmetric information (2007), Decisions in Economics and Finance, 30, pp. 79-94.

Mémoire d'HDR

  • Quelques Contributions en Finance Mathématique Risque de Liquidité et Finance d'Entreprise Télécharger
members/vlyvath/welcome.txt · Last modified: 2020/04/04 11:20 by LY VATH Vathana

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