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Sun‐Yong Choi

gachon university

19H指数
75论文数
1.9K被引数
收录论文 26
发表时间
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U.S. Vs. China: Diverging spillover dynamics in the GCC financial system美国与中国：GCC金融体系中的不同溢出动态
errNorth American Journal of Economics and Finance
IF3.9
err2026-09-13
err0
PREAI
errHayet Soltani; Sun-Yong Choi; Mouna Boujelbène-Abbes
err分享
err收藏
Sentiment, fan engagement, and sponsor stock performance: Evidence from alternative data情绪、粉丝参与度与赞助商股票表现：来自替代数据的证据
errFinance Research Letters
IF6.9
err2026-05-25
err0
PREAI
errDo-Hyeon Kim; Sun-Yong Choi
err分享
err收藏
Comparative Analysis of Cryptocurrency Market Efficiency and Local Features Using MF-DFA and DCC-GARCH使用MF-DFA和DCC-GARCH对加密货币市场效率和本地特征进行对比分析
errFractal and Fractional
IF3.3
err2026-05-24
err0
errOAAI
errDo-Hyeon Kim; Jun-Hyeok Lee; Sun-Yong Choi
err分享
err收藏
Liquidity depth and information efficiency: High-frequency evidence from leading U.S. technology stocks流动性深度与信息效率：来自主要美国科技股的高频证据
errFinance Research Letters
IF6.9
err2026-04-15
err0
PREAI
errEunjung Noh; Young-Sung Kim; Sun-Yong Choi
err分享
err收藏
A hybrid transformer framework integrating sentiment and dynamic market structure for stock price movement forecasting金德俊; 诺; 崔承烨. 一种集成情感和动态市场结构的混合Transformer框架用于股票价格运动预测. AIMS数学. 2026, 11, 977–1020. [谷歌学术] [ CrossRef ]
errAIMS Mathematics
IF1.8
err2026-01-01
err0
PREAI
errKim, Dong-Jun; Noh, Eunjung; Choi, Sun-Yong
err分享
err收藏
A Hybrid Frequency Decomposition–CNN–Transformer Model for Predicting Dynamic Cryptocurrency Correlations一种用于预测动态加密货币相关性的混合频率分解–CNN–Transformer模型
errElectronics 2025, Vol. 14, Page 4136
IF0
err2025-10-22
err0
errOAAI
errJi-Won Kang; Daihyun Kwon; Sun-Yong Choi
err分享
err收藏
Dynamic spillover analysis between FX and cryptocurrency markets across different market conditions: A quantile VAR approachFX和加密货币市场在不同市场条件下的动态溢出效应分析：一种分位数VAR方法
errnorth american journal of economics and finance
IF0
err2025-07-28
err0
PREAI
errYoung-Sung Kim; Dong-Jun Kim; Sun-Yong Choi
err分享
err收藏
A unified model of SABR and mean-reverting stochastic volatility for derivative pricingSABR与均值回归随机波动率相结合的统一模型，用于衍生品定价
errApplied Mathematics and Computation
IF3.4
err2025-06-12
err0
PREAI
errSun-Yong Choi; Jeong-Hoon Kim
err分享
err收藏
Comparative Investigation of GPT and FinBERT's Sentiment Analysis Performance in News Across Different Sectors不同领域新闻中GPT与FinBERT情感分析性能的对比研究
errELECTRONICS
IF2.6
err2025-03-10
err1
errOAAI
errKang, Ji-Won; Choi, Sun-Yong
err分享
err收藏
Time-Varying Market Efficiency: A Focus on Crude Oil and Commodity Dynamics
errFRACTAL AND FRACTIONAL
IF3.3
err2025-03-06
err0
errOAAI
errKim, Young-Sung; Kim, Do-Hyeon; Kim, Dong-Jun; Choi, Sun-Yong
err分享
err收藏
The dynamic relationship among economic and monetary policy, geopolitical risk, sentiment, and risk aversion: A TVP-VAR approach
errFINANCE RESEARCH LETTERS
IF6.9
err2025-02-01
err0
PREAI
errChoi, Sun-Yong; Hadad, Elroi
err分享
err收藏
Configurations of resourceful and demanding attributes of organizational culture in US hotels: An innovative approach using topic modeling and fsQCA
errJOURNAL OF INNOVATION & KNOWLEDGE
IF15.5
err2024-10-01
err0
errOAAI
errLee, Kyoung-Joo; Choi, Sun-Yong
err分享
err收藏
Dynamic credit risk transmissions among global major industries: Evidence from the TVP-VAR spillover approach
errNORTH AMERICAN JOURNAL OF ECONOMICS AND FINANCE
IF3.9
err2024-09-01
err3
PREAI
errLim, Seo-Yeon; Choi, Sun-Yong
err分享
err收藏
The dynamic network of industries in US stock market: Evidence of GFC, COVID-19 pandemic and Russia-Ukraine war美国股市的动态产业网络: 全球金融危机、新型冠状病毒肺炎大流行和俄乌战争的证据
errHELIYON
IF3.6
err2023-09-01
err5
errOAAI
errChoi, Sun-Yong
err分享
err收藏
Comparing Market Efficiency in Developed, Emerging, and Frontier Equity Markets: A Multifractal Detrended Fluctuation Analysis
errFRACTAL AND FRACTIONAL
IF3.3
err2023-06-15
err7
errOAAI
errLee, Min-Jae; Choi, Sun-Yong
err分享
err收藏
A comparative wavelet analysis of the differential sensitivities of leisure and business travel to geopolitical risks and economic policy uncertainty: A study of inbound travel to South Korea
errJOURNAL OF HOSPITALITY AND TOURISM MANAGEMENT
IF7.8
err2023-06-01
err3
PREAI
errLee, Kyoung-Joo; Choi, Sun -Yong
err分享
err收藏
Diversification benefits of NFTs for conventional asset investors: Evidence from CoVaR with higher moments and optimal hedge ratios
errRESEARCH IN INTERNATIONAL BUSINESS AND FINANCE
IF6.9
err2023-04-01
err14
PREAI
errUmar, Zaghum; Usman, Muhammad; Choi, Sun -Yong; Rice, John
err分享
err收藏
Are short stocks susceptible to geopolitical shocks? Time-Frequency evidence from the Russian-Ukrainian conflict空头股票容易受到地缘政治冲击吗？来自俄罗斯-乌克兰冲突的时频证据
errFINANCE RESEARCH LETTERS
IF6.9
err2023-03-01
err30
PREAI
errUmar, Zaghum; Bossman, Ahmed; Choi, Sun-Yong; Vo, Xuan Vinh
err分享
err收藏
The relationship between global risk aversion and returns from safe-haven assets
errFINANCE RESEARCH LETTERS
IF6.9
err2023-01-01
err22
PREAI
errUmar, Zaghum; Bossman, Ahmed; Choi, Sun-Yong; Teplova, Tamara
err分享
err收藏
Credit risk interdependence in global financial markets: Evidence from three regions using multiple and partial wavelet approaches
errJOURNAL OF INTERNATIONAL FINANCIAL MARKETS INSTITUTIONS & MONEY
IF6.1
err2022-09-01
err13
PREAI
errChoi, Sun-Yong
err分享
err收藏

研究方向

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合作学者
合作期刊
X
Xuan Vinh Vo
H 指数: 67 · 论文数: 385
J
John Rice
H 指数: 50 · 论文数: 332
Z
Zaghum Umar
H 指数: 44 · 论文数: 191
J
Jungwoo Lee
H 指数: 30 · 论文数: 281
A
Ahmed Bossman
H 指数: 29 · 论文数: 68
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