Publications (2015.03.~2025.08.) - SCIE, SSCI
[1] Sun-Yong Choi, Ji-Hun Yoon(2026), The correction of stochastic volatility to perpetual American strangle options under constant elasticity of variance model, Journal of Computational and Applied Mathematics, Volume 474, 1 March 2026, 117012.
[2] Qi Li, Yong Hyun Shin, Ji-Hun Yoon, The Effects of Inflation Risk on Voluntary Retirement and Job Switching by a Martingale Approach, Online published, Mathematical Control and Related Fields, (2025)
[3] Qi Li, Yong Hyun Shin, Ji-Hun Yoon, Job switching and bequest motives in an optimal consumption–investment model under inflation and mortality risks, , Economic Modelling, Volume 153, December 2025, 107307 (2025)
[4] Qi Li, Yong Hyun Shin, Ji-Hun Yoon(2025), An Optimal Retirement Problem with Job Switching and Unemployment Risk under Subsistence Consumption Constraints, Quantitative Finance Volume 25, 2025 - Issue 5, Pages 795-815.
[5] Donghyun Kim, Jeonggyu Huh, Ji-Hun Yoon(2025), Improved accuracy of an analytical approximation for option pricing under stochastic volatility models using deep learning techniques, Computers & Mathematics with Applications, Volume 187, 1 June 2025, Pages 150-165
[6] Mijin Ha, Sangmin Park, Ji-Hun Yoon, Donghyun Kim(2025), Pricing of American timer options, North American Journal of Economics and Finance , Volume 78, May 2025, 102409.
[7] Mijin Ha, Donghyun Kim, Ji-Hun Yoon(2025), Pricing of timer volatility–barrier options under Heston’s stochastic volatility model, Journal of Computational and Applied Mathematics, Volume 457, 15 March 2025, 116310.
[8] D. Kim, M. Ha, S.-Y. Choi, J.-H. Yoon(2025), Pricing of Vulnerable Timer Options, Computational Economics : Nonlinear Dynamics and Complex Systems, 2025, Volume 65, pages 989–1014, (2025)
[9] M. Ha, D. Kim, J.-H. Yoon, S.-Y. Choi(2025), Pricing of perpetual American strangle options under stochastic volatility with a fast mean reversion, Mathematics and Computers in Simulation, Volume 227, January 2025, Pages 41-57.
[10] D. Kim, M. Ha, J. Kim, J.-H. Yoon(2024), A local volatility correction to mean-reverting stochastic volatility model for pricing derivatives, The Quarterly Review of Economics and Finance, Volume 97, October 2024, 101901.
[10] T. Kim, J. Park, J.-H. Yoon, K.-A. Lee (2024), "Pricing Vulnerable Options in Fractional Brownian Markets: a Partial Differential Equations Approach", Fractional Calculus and Applied Analysis (2024) 27:247–280.
[11] D. Kim, Y. H. Shin, J.-H. Yoon (2024), "The valuation of real options for risky barrier to entry with hybrid stochastic and local volatility and stochastic investment costs", North American Journal of Economics and Finance 70 (2024) 102058.
[12] S.-Y. Choi, D. Kim, J.-H. Yoon(2024), "An analytic pricing formula for timer options under constant elasticity of variance with stochastic volatility", AIMS Mathematics, 9(1): 2454–2472.
[13] M. Ha, D. Kim, J.-H. Yoon(2024), "Valuing of timer path-dependent options", Mathematics and Computers in Simulation, Volume 215, January 2024, Pages 208-227.
[14] Q. Li, S. Ahn, J.-H. Yoon (2024) “Optimal consumption-portfolio strategy and housing choice problem with a loan-to-value ratio”, Japan Journal of Industrial and Applied Mathematics , Volume 41, pages 421–446, (2024)
[15] D. Kim, J.-H. Yoon (2023), “Explicit pricing formulas for vulnerable path-dependent options with early counterparty credit risk”, Japan Journal of Industrial and Applied Mathematics, Volume 40, pages 985-1013, DOI: https://doi.org/10.1007/s13160-022-00558-3.
[16] D. Kim, J.-H. Yoon(Corresponding Author) (2023), “Analytic Method for Pricing Vulnerable External Barrier Options”, Computational Economics, Volume 61, pages 1561-1591, https://link.springer.com/article/10.1007/s10614-022-10251-9.
[17] D. Kim, J. Woo, J-H. Yoon(Corresponding Author) (2023), “PRICING AMERICAN LOOKBACK OPTIONS UNDER A STOCHASTIC VOLATILITY MODEL”, Bulletin of the Korean Mathematical Society, Volume 60 Issue 2, Pages.361-388, (https://doi.org/10.4134/BKMS.b220134)
[18] I. Kim, T. Kim, K.-A. Lee, J.-H. Yoon (2023), “New approach and analysis of the generalized constant elasticity of variance model”, Applied Stochastic Models In Business and Industry, Volume 39 Issue 1, Pages: 114-155, DOI: 10.1002/asmb.2730.
[19] S.-Y Choi, S. Veng, J. H. Kim and J.-H. Yoon(Corresponding Author) (2022) "A Mellin Transform Approach to the Pricing of Options with Default Risk", Computational Economics , 59, pages1113–1134.
[20] D. Kim, G. Kim, J.-H. Yoon(Corresponding Author) (2022) “Pricing of vulnerable exchange options with early counterparty credit risk”, North American Journal of Economics and Finance, 59 (2022) 101624.
[21] D. Kim, J.-H. Yoon(Corresponding Author) and C.-R. Park (2021) "Pricing external barrier options under a stochastic volatility model", Journal of Computational and Applied Mathematics, Volume 394, 1 October 2021, 113555.
[22] S.-Y. Choi, J. H. Kim and J.-H. Yoon(Corresponding Author) (2021) “Foreign exchange rate volatility smiles and smirks”, Applied Stochastic Model in Business and Industry, Volume 37, Issue 3, Pages 628-660.
[23] D. Kim, S.-Y. Choi and J.-H. Yoon(Corresponding Author) (2021) "Pricing of vulnerable options under hybrid stochastic and local volatility", CHAOS SOLITONS & FRACTALS, Volume 146, Article ID 110846.
[24] D. Kim, J.-H. Yoon, G. Kim (2021), "Closed-form pricing formula for foreign equity option with credit risk", ADVANCES IN DIFFERENTIAL EQUATIONS /ISSN = 1079-9389, Vol.332, pp.1-17 (2021/07) (KHAYYAM PUBL CO INC)
[25] S.-Y. Choi and J.-H. Yoon(Corresponding Author) (2020) “Fitting Returns of Stock Index to Various Parametric Distributions: Measure the risks associated with ELS”, Mathematical Problems in Engineering, Volume 2020, Article ID 9763065, 23 pages.
[26] J. Jeon, J.-H. Yoon(Corresponding Author) and S.-Y. Choi (2020) “Analytic valuation of European continuous-installment barrier options”, Journal of Computational and Applied Mathematics, Volume 363, 1 January 2020, Pages 392-412.
[27] S. Veng, S.-Y. Choi and J.-H. Yoon(Corresponding Author) (2019) “A multifactor Heston’s stochastic volatility model for European option pricing”, Applied Stochastic Model in Business and Industry, Volume35, Issue5, Pages 1202-1227.
[28] S.-Y. Choi, J.-H. Yoon(Corresponding Author) and J. Jeon (2019) “Pricing of fixed-strike lookback options on assets with default risk”, Mathematical Problems in Engineering, Volume 2019, Article ID 8412698, 10 pages.
[29] J.-H. Yoon, S. Veng (2018) “Asymptotic analysis for portfolio optimization problem under an extended Heston's stochastic volatility model”, Dynamic Systems and Applications, 27, No. 2 (2018), 331-352.
[30] J. Jeon, J.-H. Yoon (Corresponding Author) and C.-R. Park (2018) “The pricing of dynamic fund protection with default risk”, Journal of Computational and Applied Mathematics, vol 333(1), 116-130.
[31] J. Jeon , J.-H. Yoon(Corresponding Author), C.-R. Park (2017) “An analytic expansion method for the valuation of double-barrier options under a stochastic volatility model” Journal of Mathematical Analysis and Applications, 449(1), 207-227
[32] J. Jeon, J.-H. Yoon(Corresponding Author) and M. Kang (2017) “The pricing vulnerable path-dependent options using integral transforms”, Journal of Computational and Applied Mathematics, 313, 259-272.
[33] J.-H. Yoon, J.-H. Kim, S.-Y. Choi and Y.-C. Han (2017) “Stochastic Volatility Asymptotics of Defaultable Interest Rate Derivatives under the Quadratic Gaussian Model.”, Stochastics and Dynamics, 17, 1750003, [24 pages], DOI: http://dx.doi.org/10.1142/S0219493717500034.
[34] J.-H. Yoon, S.-Y. Choi, J. Kim(2016), "The Heston model with stochastic elasticity of variance", APPLIED STOCHASTIC MODELS IN BUSINESS AND INDUSTRY /ISSN = 1524-1904, Vol.32, Issue.6, pp.804-824 (2016/12) (JOHN WILEY & SONS LTD)
[35] J.-H. Yoon(2016), "PRICING EXTERNAL-CHAINED BARRIER OPTIONS WITH EXPONENTIAL BARRIERS", 대한수학회보(Bulletin of the Korean Mathematical Society) /ISSN = 1015-8634, Vol.53, Issue.5, pp.1497-1530 (2016/09) (대한수학회)
[36] J.-H. Yoon, C.-R. Park(2016), "Pricing turbo warrants under stochastic elasticity of variance", CHAOS SOLITONS & FRACTALS /ISSN = 0960-0779, Vol.88, Issue.Special SI, pp.107-118 (2016/07) (PERGAMON-ELSEVIER SCIENCE LTD)
[37] J.-H. Yoon, M. Kang(2016), "Valuing vulnerable geometric Asian options", COMPUTERS & MATHEMATICS WITH APPLICATIONS /ISSN = 0898-1221, Vol.71, Issue.2, pp.676-691 (2016/01) (PERGAMON-ELSEVIER SCIENCE LTD)
[38] J.-H. Yoon, J. Lee, J. Kim(2015), "Stochastic elasticity of variance with stochastic interest rates", Journal of the Korean Statistical Society /ISSN = 1226-3192, Vol.44, Issue.4, pp.555-564 (2015/12) (한국통계학회)
[39] J.-H. Yoon, J. Lee, J. Kim, S.-Y. Choi(2015), "On the stochastic elasticity of variance diffusions", ECONOMIC MODELLING /ISSN = 0264-9993, Vol.51, pp.263-268 (2015/12) (ELSEVIER SCIENCE BV)
[40] J.-H. Yoon, J. Kim, J. Cho(2015) , "Singularity of scattering and Dirichlet-to-Neumann operator symbols in elliptic wave propagation models", IMA JOURNAL OF APPLIED MATHEMATICS /ISSN = 0272-4960, Vol.80, pp.651-675 (2015/06) (OXFORD UNIV PRESS)