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Sunyong Choi
Sunyong Choi
가천대학교 금융수학과
Verified email at gachon.ac.kr - Homepage
Title
Cited by
Cited by
Year
The impact of the Russia-Ukraine conflict on the connectedness of financial markets
Z Umar, O Polat, SY Choi, T Teplova
Finance Research Letters 48, 102976, 2022
2562022
Industry volatility and economic uncertainty due to the COVID-19 pandemic: Evidence from wavelet coherence analysis
SY Choi
Finance research letters 37, 101783, 2020
1702020
Does geopolitical risk matter for global asset returns? Evidence from quantile-on-quantile regression
Z Umar, A Bossman, SY Choi, T Teplova
Finance Research Letters 48, 102991, 2022
1082022
Analysis of stock market efficiency during crisis periods in the US stock market: Differences between the global financial crisis and COVID-19 pandemic
SY Choi
Physica A: Statistical Mechanics and Its Applications 574, 125988, 2021
1042021
Option pricing under hybrid stochastic and local volatility
SY Choi, JP Fouque, JH Kim
Quantitative Finance 13 (8), 1157-1165, 2013
602013
Evidence from a multiple and partial wavelet analysis on the impact of geopolitical concerns on stock markets in North-East Asian countries
SY Choi
Finance Research Letters 46, 102465, 2022
502022
Volatility spillovers among Northeast Asia and the US: Evidence from the global financial crisis and the COVID-19 pandemic
SY Choi
Economic Analysis and Policy 73, 179-193, 2022
472022
Dynamic volatility spillovers between industries in the US stock market: Evidence from the COVID-19 pandemic and Black Monday
SY Choi
The North American Journal of Economics and Finance 59, 101614, 2022
452022
Forecasting foreign exchange volatility using deep learning autoencoder-LSTM techniques
G Jung, SY Choi
Complexity 2021, 1-16, 2021
452021
Are short stocks susceptible to geopolitical shocks? Time-Frequency evidence from the Russian-Ukrainian conflict
Z Umar, A Bossman, SY Choi, XV Vo
Finance Research Letters 52, 103388, 2023
352023
Dynamic connectedness between non-fungible tokens, decentralized finance, and conventional financial assets in a time-frequency framework
Z Umar, O Polat, SY Choi, T Teplova
Pacific-Basin Finance Journal 76, 101876, 2022
272022
Relationship between uncertainty in the oil and stock markets before and after the shale gas revolution: Evidence from the OVX, VIX, and VKOSPI volatility indices
SY Choi, C Hong
PloS one 15 (5), e0232508, 2020
232020
The relationship between global risk aversion and returns from safe-haven assets
Z Umar, A Bossman, SY Choi, T Teplova
Finance Research Letters 51, 103444, 2023
192023
On the stochastic elasticity of variance diffusions
JH Kim, JH Yoon, J Lee, SY Choi
Economic Modelling 51, 263-268, 2015
182015
Diversification benefits of NFTs for conventional asset investors: Evidence from CoVaR with higher moments and optimal hedge ratios
Z Umar, M Usman, SY Choi, J Rice
Research in International Business and Finance 65, 101957, 2023
142023
Pricing of vulnerable options under hybrid stochastic and local volatility
D Kim, SY Choi, JH Yoon
Chaos, Solitons & Fractals 146, 110846, 2021
142021
Forecasting Cds term structure based on nelson–siegel model and machine learning
WJ Kim, G Jung, SY Choi
Complexity 2020, 2020
132020
Modeling and risk analysis using parametric distributions with an application in equity-linked securities
SY Choi, JH Yoon
Mathematical Problems in Engineering 2020, 1-20, 2020
132020
Multiscale analysis of a perpetual American option with the stochastic elasticity of variance
JH Yoon, JH Kim, SY Choi
Applied Mathematics Letters 26 (7), 670-675, 2013
102013
Credit risk interdependence in global financial markets: evidence from three regions using multiple and partial wavelet approaches
SY Choi
Journal of International Financial Markets, Institutions and Money 80, 101636, 2022
92022
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