Research (Doojin Ryu)

(doojin.ryu@gmail.com; sharpjin@skku.edu)

Summary

•Published 196 papers in SSCI journals

•(Business/Finance) Ranked 4th (2018), 4th (2019), 9th (2020), 14th (2021) in the world (Journal Citation Reports - Clarivate Analytics)

•Editor, Subject Editor, and Editorial Board Member of high-ranking SSCI journals.

•Winner, 1st Elsevier Researcher Award

•https://orcid.org/0000-0002-0059-4887

Editorial Board

•2015-Present Editor, Investment Analysts Journal (SSCI, IF=0.9)

•2014-Present Subject Editor, Emerging Markets Review (SSCI, IF=4.8)

•2015-Present Subject Editor, Journal of Multinational Financial Management (SSCI, IF=4.2)

•2019-Present Editorial Board, Journal of Futures Markets (SSCI, IF=1.9)

•2019-Present Editorial Board, Asian Business & Management (SSCI, IF=3.9)

•2021-Present Editorial Board, Borsa Istanbul Review (SSCI, IF=5.2)

•2019-2022 Subject Editor, Emerging Markets Finance and Trade (SSCI, IF=4.0)

Finance Research Letters (IF=10.4)

Financial Innovation (IF=8.4)

International Review of Financial Analysis (IF=8.2)

Research in International Business and Finance (IF=6.5)

Journal of Business Ethics (IF=6.1)

Management Science (IF=5.4)

Global Finance Journal (IF=5.2)

Pacific-Basin Finance Journal (IF=4.6)

International Review of Economics and Finance (IF=4.5)

Energy & Environment (IF=4.2)

Journal of International Financial Markets, Institutions and Money (IF=4.0)

Journal of Banking and Finance (IF=3.7)

North American Journal of Economics and Finance (IF=3.6)

Quarterly Review of Economics and Finance (IF=3.4)

Economic Systems (IF=3.1)

Journal of Empirical Finance (IF=2.6)

Journal of Business Economics and Management (IF=2.6)

European Journal of Finance (IF=2.5)

ABACUS (IF=2.1)

Economics Letters (IF=2.0)

Computational Economics (IF=2.0)

Journal of Real Estate Finance and Economics (IF=1.9)

Quantitative Finance (IF=1.3)

Journal of Derivatives (IF=0.7)

Publication (SSCI)

[196] Accepted. Impacts of analyst coverage initiation on market quality

[195] Accepted. Star analyst activities and stock price synchronicity: Korean equity market reforms

[194] Hu, J., Kirilova, A., Park, S.G., Ryu, D. (Online Published). Who profits from trading options?. Management Science (SSCI)

[193] Lee, J., Batten, J.A., Ham, H., Ryu, D. (Online Published). Does portfolio momentum beat analyst advice?. ABACUS (SSCI), Corresponding

[192] Seok, S.I., Cho, H., Ryu, D. (Online Published). Dual effects of investor sentiment and uncertainty in financial markets. Quarterly Review of Economics and Finance (SSCI), Corresponding

[191] Ryu, D., Hong, J., Jo, H. (Online Published). Capturing locational effects: Application of the K‑means clustering algorithm. Annals of Regional Science (SSCI), Corresponding

[190] Bang, J., Ryu, D. (Online Published). ESG factors and the cross-section of expected stock returns: A LASSO-based approach. Finance Research Letters (SSCI), 105482, Corresponding

[189] Bang, J., Kang, H., Ryu, D. (Online Published). ESG, firm image, and explanatory power for stock returns. Applied Economics Letters (SSCI), Corresponding

[188] Park, D., Hong, J., Ryu, D. (On-line published). Heterogeneous expectations in the housing market: A Sugarscape agent-based model. Journal of Housing and the Built Environment (SSCI), Corresponding

[187] Son, J., Ryu, D. (Online Published). Energy price shocks and stock market volatility in an energy-importing country. Energy & Environment (SSCI), Corresponding

[186] Kim, D., Ryu, D., Webb, R.I. (Online Published). Does a higher hashrate strengthen Bitcoin network security?. Financial Innovation (SSCI), Corresponding

[185] Kim, K., Ryu, D., Yu, J. (Online Published). Do changes in star selection criteria affect analyst behaviour?. Investment Analysts Journal (SSCI), Corresponding

[184] Lee, G., Ryu, D. (Online Published). Linear extrapolation and model-free option implied moments. Borsa Istanbul Review (SSCI), Corresponding

[183] Yang, E., Bae, H., Ryu, D. (Online Published). Air pollution and daily public transportation ridership: The case of Seoul city. Energy & Environment (SSCI), Corresponding

[182] Nam, H.-J., Ryu, D. (2024). Does trade openness promote economic growth in developing countries?. Journal of International Financial Markets, Institutions & Money (SSCI), 93 (Jun.), 101985, Corresponding.

[181] Nam, H.-J., Frijns, B., Ryu, D. (2024). Trade openness and income inequality: The moderating role of institutional quality. Global Finance Journal (SSCI), 60 (May), 100959, Corresponding.

[180] Ryu, D., Nam, H.-J. (2024). Impacts of gender inequality on international trade and innovation. Finance Research Letters (SSCI), 63 (May), 105366, First.

[179] Lee, H., Ryu, D., Son, J. (2024). Life-cycle decisions and general equilibrium in the heterogeneous-agent OLG economy. Applied Economics (SSCI), 56:17 (Apr.), 2089-2108.

[178] Nam, H.-J., Bang, J., Ryu, D. (2024). Nonlinear effects of financial openness on financial development in ASEAN. Journal of Multinational Financial Management (SSCI), 73 (Apr.), 100846, Corresponding.

[177] Kim, H., Cho, H., Ryu, D. (2024). Characteristics of student loan credit recovery: Evidence from a micro-level data set. Journal of Credit Risk (SSCI), 20:1 (Mar.), 1-23, Corresponding.

[176] Nam, H.-J., Bilgin, M.H., Ryu, D. (2024). Firm value, ownership structure, and strategic approaches to ESG activities. Eurasian Business Review (SSCI), 14 (Mar.), 187-226, Corresponding.

[175] Luo, X., Ryu, D., Tao, L., Ye, C. (2024). Price monotonicity violations during stock market crashes: Evidence from the SSE 50 ETF options market. Journal of Futures Markets (SSCI), 44:3 (Mar.), 533-554.

[174] Yu, J., Kim, Y.-C., Ryu, D. (2024). Left-digit biases: Individual and institutional investors. Journal of Futures Markets (SSCI), 44:3 (Mar.), 518-532, Corresponding.

[173] Ryu, D., Webb, R.I., Yu, J. (2024). Stock price synchronicity and market liquidity: The role of funding liquidity. Finance Research Letters (SSCI), 61 (Mar.), 105051, First.

[172] Cheng, R., Frijns, B., Kim, H., Ryu, D. (2024). Effects of option incentive compensation on corporate innovation: The case of China. Economic Systems (SSCI), 48:1 (Mar.), Corresponding.

[171] Cheng, R., Kim, H., Ryu, D. (2024). ESG performance and firm value in the Chinese market. Investment Analysts Journal (SSCI), 53:1 (Mar.), 1-15, Corresponding.

[170] Ahn, S., Ryu, D. (2024). Optimal chonsei to monthly rent conversion choice given borrowing constraints. Quarterly Review of Economics and Finance (SSCI), 93 (Feb.), 28-42, Corresponding.

[169] Kang, S., Bang, J., Ryu, D. (2024). Female CEOs’ risk management and earnings performance during the financial crisis. Asian Business & Management (SSCI), 23 (Feb.), 110–138, Corresponding.

[168] Nam, H.-J., Bang, J., Ryu, D. (2023). Paradox of trade openness: The moderated mediating role of governance. Journal of International Financial Markets, Institutions & Money (SSCI), 89 (Dec.), 101887, Corresponding.

[167] Ryu, D., Ryu, D., Yang, H. (2023). Investor sentiment and futures market mispricing. Finance Research Letters (SSCI), 58:Part C (Dec.), 104559, First.

[166] Bang, J., Ryu, D., Webb, R.I. (2023). ESG controversy as a potential asset-pricing factor. Finance Research Letters (SSCI), 58:Part A (Dec.), 104315, Corresponding.

[165] Son, J., Ryu, D., Webb, R.I. (2023). Central bank digital currency: Payment choices and commercial bank profitability. International Review of Financial Analysis (SSCI), 90 (Nov.), 102874, Corresponding.

[164] Hong, J., Ryu, D. (2023). Expectations and the housing market: A model of house price dynamics. Bulletin of Economic Research (SSCI), 75:4 (Oct.), 1242-1266, Corresponding.

[163] Park, D., Ryu, D. (2023). Searching for and evaluating outsourced chief investment officers. Managerial and Decision Economics (SSCI), 44:7 (Oct.), 3923-3931, Corresponding.

[162] Seok, S., Cho, H., Lee, J.E., Ryu, D., (2023). Indirect effects of flow-performance sensitivity on fund performance. Borsa Istanbul Review (SSCI), 23:S1 (Oct.), S1-S14, Corresponding.

[161] Chung, H.J., Jhang, H., Ryu, D. (2023). Impacts of COVID-19 pandemic on corporate cash holdings: Evidence from Korea. Emerging Markets Review (SSCI), 56 (Sep.), 101055, Corresponding.

[160] Nam, H.-J., Bang, J., Ryu, D. (2023). Do financial and governmental institutions play a mediating role in the spillover effects of FDI?. Journal of Multinational Financial Management (SSCI), 69 (Sep.), 100809, Corresponding.

[159] Bang, J., Ryu, D. (2023). CNN-based stock price forecasting by stock chart images. Romanian Journal of Economic Forecasting (SSCI), 26:3 (Sep.), 120-128, Corresponding.

[158] Ryu, D., Webb, R.I., Yu, J. (2023). Who pays the liquidity cost? Central bank announcements and adverse selection. Journal of Futures Markets (SSCI), 43:7 (Jul.), 904-924, First.

[157] Ryu, D., Ryu, D., Yang, H. (2023). Whose sentiment explains implied volatility change and smile?. Finance Research Letters (SSCI), 55:Part A (Jul.), 103838, First.

[156] Nam, H.-J., Ryu, D. (2023). FDI and human development: The role of governance, ODA, and national competitiveness. Journal of International Financial Markets, Institutions & Money (SSCI), 85 (Jun.), 101769, Corresponding.

[155] Lee, J.E., Cho, H., Ryu, D., Seok, S. (2023). Does performance-chasing behavior matter? International evidence. Journal of Multinational Financial Management (SSCI), 68 (Jun.), 100799, Corresponding.

[154] Ham, H., Ryu, D., Webb, R.I., Yu, J. (2023). How do investors react to overnight returns? Evidence from Korea. Finance Research Letters (SSCI), 54 (Jun.), 103779, Corresponding.

[153] Bang, J., Ryu, D., Yu, J. (2023). ESG controversies and investor trading behavior in the Korean market. Finance Research Letters (SSCI), 54 (Jun.), 103750, Corresponding.

[152] Kim, Y.-C., Ryu, D., (2023). Segregation, education cost, and group inequality. Economics: The Open-Access, Open-Assessment Journal (SSCI), 17:1 (Jun.), 20220042, Corresponding.

[151] Ko, T., Lee, J., Park, D., Ryu, D. (2023). Supply chain transparency as a signal of ethical production. Managerial and Decision Economics (SSCI), 44:3 (Apr.), 1565-1573, Corresponding.

[150] Kim, D., Ryu, D., Webb, R.I. (2023). Determination of equilibrium transaction fees in the Bitcoin network: A rank-order contest. International Review of Financial Analysis (SSCI), 86 (Mar.), 102487, Corresponding.

[149] Chun, D., Cho, H., Ryu, D. (2023). Discovering the drivers of stock market volatility in a data-rich world. Journal of International Financial Markets, Institutions and Money (SSCI), 82 (Jan.), 101684, Corresponding.

[148] Song, J., Ryu, D., Yu, J. (2023). Changes in the options contract size and arbitrage opportunities. Journal of Futures Markets (SSCI), 43:1 (Jan.), 122-137, Corresponding.

[147] Park, D., Ryu, D. (2023). E-commerce retail and reverse factoring: A newsvendor approach. Managerial and Decision Economics (SSCI), 44:1 (Jan.), 416-423, Corresponding.

[146] Kim, H., Cho, H., Ryu, D. (2023). Measuring corporate failure risk: Does long short-term memory perform better in all markets?. Investment Analysts Journal (SSCI), 52:1 (Jan.), 40-52, Corresponding.

[145] Ryu, D., Webb, R.I., Yu, J. (2022). Foreign institutions and the behavior of liquidity following macroeconomic announcements. Finance Research Letters (SSCI), 50 (Dec.), 103239, First.

[144] Park, D., Ryu, D. (2022). Supply chain ethics and transparency: An agent-based model approach with Q-learning agents. Managerial and Decision Economics (SSCI), 43:8 (Dec.), 3331-3337, Corresponding.

[143] Park, H., Kim, M., Ryu, D. (2022). Heterogeneous investor attention to climate risk: Evidence from a unique dataset. Investment Analysts Journal (SSCI), 51:4 (Dec.), 253-267, Corresponding.

[142] Seok, S.I., Cho, H., Ryu, D. (2022). Scheduled macroeconomic news announcements and intraday market sentiment. North American Journal of Economics and Finance (SSCI), 62 (Nov.), 101739, Corresponding.

[141] Lee, H., Ryu, D., Son, J. (2022). Insurance-adjusted valuation, decision making, and capital return. International Review of Financial Analysis (SSCI), 84 (Nov.), 102276, Corresponding.

[140] Kim, Y., Ryu, D. (2022). Firm-specific or market-wide information: How does analyst coverage influence stock price synchronicity?. Borsa Istanbul Review (SSCI), 22:6 (Nov.), 1069-1078, Corresponding.

[139] Ham, H., Ryu, D., Webb, R.I. (2022). The effects of overnight events on daytime trading sessions. International Review of Financial Analysis (SSCI), 83 (Oct.), 102228, Corresponding.

[138] Son, J., Bilgin, M.H., Ryu, D. (2022). Consumer choices under new payment methods. Financial Innovation (SSCI), 8 (Sep.), 82, Corresponding.

[137] Yang, E., Bae, H., Ryu, D. (2022). What makes the level of particulate matter emissions worse in Korea?. Romanian Journal of Economic Forecasting (SSCI), 25:3 (Sep.), 128-143, Corresponding.

[136] Ryu, D., Webb, R.I., Yang, H., Yu, J. (2022). Investors’ net buying pressure and implied volatility dynamics. Borsa Istanbul Review (SSCI), 22:4 (Jul.), 627-640, First.

[135] Kim, K., Ryu, D., Yu, J. (2022). Is a sentiment-based trading strategy profitable?. Investment Analysts Journal (SSCI), 51:2 (Jul.), 94-107, Corresponding.

[134] Ryu, D., Webb, R.I., Yu, J. (2022). Liquidity-adjusted value-at-risk: A comprehensive extension with microstructural liquidity components. European Journal of Finance (SSCI), 28:9 (Jun.), 871-888, First.

[133] Ryu, D., Webb, R.I., Yu, J. (2022). Funding liquidity shocks and market liquidity providers. Finance Research Letters (SSCI), 47:Part B (Jun.), 102734, First.

[132] Kim, K., Ryu, D. (2022). Sentiment changes and the Monday effect. Finance Research Letters (SSCI), 47:Part B (Jun.), 102709, Corresponding.

[131] Ryu, D., Yang, H., Yu, J. (2022). Insider trading and information asymmetry: Evidence from the Korea Exchange. Emerging Markets Review (SSCI), 51:Part A (Jun.), 100847, First.

[130] Lee, H., Ryu, D., Son, J. (2022). Risk-adjusted valuation in the worker’s economic decision making. Finance Research Letters (SSCI), 46:Part B (May), 102408.

[129] Luo, X., Cai, W., Ryu, D. (2022). Information contents of intraday SSE 50 ETF options trades. Journal of Futures Markets (SSCI), 42:4 (Apr.), 580-604, Corresponding.

[128] Kim, H., Cho, H., Ryu, D. (2022). Corporate bankruptcy prediction using machine learning methodologies with a focus on sequential data. Computational Economics (SSCI), 59 (Mar.), 1231-1249, Corresponding.

[127] Chen, J., Han, Q., Ryu, D., Tang, J. (2022). Does the world smile together? A network analysis of global index option implied volatilities. Journal of International Financial Markets, Institutions and Money (SSCI), 77 (Mar.), 101497, Corresponding.

[126] Ryu, D., Yang, H. (2022). Intraday option price changes and net buying pressure. Applied Economics Letters (SSCI), 29:4 (Feb.), 292-297, First.

[125] Ryu, D., Yu, J. (2022). Sentiment-dependent impact of funding liquidity shocks on futures market liquidity. Journal of Futures Markets (SSCI), 42:1 (Jan.), 61

[124] Park, S.G., Ryu, D. (2021). Contract size changes in the options market: Effects on market efficiency and investor behaviour. Applied Economics (SSCI), 53:57 (Dec.), 6670-6682.

[123] Seok, S.I., Cho, H., Ryu, D. (2021). Stock market’s responses to intraday investor sentiment. North American Journal of Economics and Finance (SSCI), 58 (Nov.), 101516, Corresponding.

[122] Kim, K., Ryu, D. (2021). Term structure of sentiment effect on investor trading behavior. Finance Research Letters (SSCI), 43 (Nov.), 102005, Corresponding.

[121] Kim, K., Ryu, D., Yang, H. (2021). Information uncertainty, investor sentiment, and analyst reports. International Review of Financial Analysis (SSCI), 77 (Oct.), 101835, Corresponding.

[120] Kim, D., Bilgin, M.H., Ryu, D. (2021). Are suspicious activity reporting requirements for cryptocurrency exchanges effective?. Financial Innovation (SSCI), 7 (Oct.), 78, Corresponding.

[119] Kim, H., Cho, H., Ryu, D. (2021). Forecasting consumer credit recovery failure: Classification approaches. Journal of Credit Risk (SSCI), 17:3 (Sep.), 117-140, Corresponding.

[118] Kim, H., Cho, H., Ryu, D. (2021). Predicting corporate defaults using machine learning with geometric-lag variables. Investment Analysts Journal (SSCI), 50:3 (Jul.), 161-175, Corresponding.

[117] Lee, J., Ryu, D., Yang, H. (2021). Does vega-neutral options trading contain information?. Journal of Empirical Finance (SSCI), 62 (Jun.), 294-314, Corresponding.

[116] Yu, J., Ryu, D. (2021). Effectiveness of the Basel III framework: Procyclicality in the banking sector and macroeconomic fluctuations. Singapore Economic Review (SSCI), 66:3 (Jun.), 855-879, Corresponding.

[115] Song, J., Ryu, D. (2021). Houses as collateral and household debt deleveraging in Korea. Economics: The Open-Access, Open-Assessment Journal (SSCI), 15:1 (Jun.), 3-27, Corresponding.

[114] Kim, K., Ryu, D. (2021). Does sentiment determine investor trading behaviour?. Applied Economics Letters (SSCI), 28:10 (Jun.), 811-816, Corresponding.

[113] Park, D., Ryu, D. (2021). Forecasting stock market dynamics using bidirectional long short-term memory. Romanian Journal of Economic Forecasting (SSCI), 24:2 (Jun.), 22-34, Corresponding.

[112] Ryu, D., Yu, J. (2021). Informed options trading around holidays. Journal of Futures Markets (SSCI), 41:5 (May), 658-685, First.

[111] Park, D., Jo, J., Ryu, D. (2021). Incentive contracts for sustainable growth of small or medium-sized enterprise. Sustainability (SSCI), 13:9 (May), 4964, Corresponding.

[110] Kim, K., Ryu, D., Yu, J. (2021). Do sentiment trades explain investor overconfidence around analyst recommendation revisions?. Research in International Business and Finance (SSCI), 56 (Apr.), 101376, Corresponding.

[109] Ryu, D., Ryu, D., Yang, H. (2021). The impact of net buying pressure on index options prices. Journal of Futures Markets (SSCI), 41:1 (Jan.), 27-45, First.

[108] Ryu, D., Yu, J. (2021). Nonlinear effect of subordinated debt changes on bank performance. Finance Research Letters (SSCI), 38 (Jan.), 101496, First.

[107] Sung, S., Chun, D., Cho, H., Ryu, D. (2021). Hedge fund market runs during financial crises. Economic Research-Ekonomska Istraživanja (SSCI), 34:1 (Jan.), 266-291, Corresponding.

[106] Ryu, D., Yu, J. (2020). Hybrid bond issuances by insurance firms. Emerging Markets Review (SSCI), 45 (Dec.), 100722, First.

[105] Kim, K., Ryu, D. (2020). Predictive ability of investor sentiment for the stock market. Romanian Journal of Economic Forecasting (SSCI), 23:4 (Dec.), 33-46, Corresponding.

[104] Yu, J., Ryu, D. (2020). Effects of commodity exchange-traded note introductions: Adjustment for seasonality. Borsa Istanbul Review (SSCI), 20:3 (Sep.), 244-256, Corresponding.

[103] Kim, H., Cho, H., Ryu, D. (2020). Corporate default predictions using machine learning: Literature review. Sustainability (SSCI), 12:16 (Aug.), 6325, Corresponding.

[102] Chun, D., Cho, H., Ryu, D. (2020). Economic indicators and stock market volatility in an emerging economy. Economic Systems (SSCI), 44:2 (Jun.), 100788, Corresponding.

[101] Ryu, D., Ryu, D., Yang, H. (2020). Investor sentiment, market competition, and financial crisis: Evidence from the Korean stock market. Emerging Markets Finance and Trade (SSCI), 56:8 (Jun.), 1804-1816, Corresponding.

[100] Park, D., Park, J., Ryu, D. (2020). Volatility spillovers between equity and green bond markets. Sustainability (SSCI), 12:9 (May), 3722, Corresponding.

[99] Ryu, D., Yang, H. (2020). Noise traders, mispricing, and price adjustments in derivatives markets. European Journal of Finance (SSCI), 26:6 (Apr.), 480-499, First.

[98] Ryu, D., Webb, R.I., Yu, J. (2020). Bank sensitivity to international regulatory reform: The case of Korea. Investment Analysts Journal (SSCI), 49:2 (Apr.), 149-162, First.

[97] Guo, B., Han, Q., Liang, J., Ryu, D., Yu, J. (2020). Sovereign credit spread spillovers in Asia. Sustainability (SSCI), 12:4 (Feb.), 1472, Corresponding.

[96] Kim, H., Batten, J.A., Ryu, D. (2020). Financial crisis, bank diversification, and financial stability: OECD countries. International Review of Economics and Finance (SSCI), 65 (Jan.), 94-104, Corresponding.

[95] Seok, S.I., Cho, H., Ryu, D. (2020). The information content of funds from operations and net income in real estate investment trusts. North American Journal of Economics and Finance (SSCI), 51 (Jan.), 101063, Corresponding.

[94] Ryu, D., Ryu, D., Yang, H. (2020). Vega-informed trading and options market reform. Applied Economics Letters (SSCI), 27:1 (Jan.), 19-24, First.

[93] Ham, H., Cho, H., Kim, H., Ryu, D. (2019). Time‐series momentum in China’s commodity futures market. Journal of Futures Markets (SSCI), 39:12 (Dec.), 1515-1528, Corresponding.

[92] Ryu, D., Kim, M.H., Ryu, D. (2019). The effect of international strategic alliances on firm performance before and after the global financial crisis. Emerging Markets Finance and Trade (SSCI), 55:15 (Dec.), 3539-3552, Corresponding.

[91] Yu, J., Ryu, D. (2019). Predicting banks’ subordinated bond issuances. Romanian Journal of Economic Forecasting (SSCI), 22:4 (Dec.), 87-99, Corresponding.

[90] Yang, H., Kutan, A.M., Ryu, D. (2019). Volatility information trading in the index options market: An intraday analysis. International Review of Economics and Finance (SSCI), 64 (Nov.), 412-426, Corresponding.

[89] Seok, S.I., Cho, H., Ryu, D. (2019). Firm-specific investor sentiment and daily stock returns. North American Journal of Economics and Finance (SSCI), 50 (Nov.), 100857, Corresponding.

[88] Ryu, D., Yang, H. (2019). Who has volatility information in the index options market?. Finance Research Letters (SSCI), 30 (Sep.), 266-270, First.

[87] Chung, C.Y., Cho, S.J., Ryu, D., Ryu, D. (2019). Institutional blockholders and corporate social responsibility. Asian Business & Management (SSCI), 18:3 (Jul.), 143-186, Corresponding.

[86] Seok, S.I., Cho, H., Park, C., Ryu, D. (2019). Do overnight returns truly measure firm-specific investor sentiment in the KOSPI market?. Sustainability (SSCI), 11:13 (Jul.), 3718, Corresponding.

[85] Lee, J., Ryu, D. (2019). The impacts of public news announcements on intraday implied volatility dynamics. Journal of Futures Markets (SSCI), 39:6 (Jun.), 656-685, Corresponding.

[84] Lee, J., Ryu, D. (2019). How does FX liquidity affect the relationship between foreign ownership and stock liquidity?. Emerging Markets Review (SSCI), 39 (Jun.), 101-119, Corresponding.

[83] Seok, S.I., Cho, H., Ryu, D. (2019). Firm-specific investor sentiment and the stock market response to earnings news. North American Journal of Economics and Finance (SSCI), 48 (Apr.), 221-240, Corresponding.

[82] Kim, K., Ryu, D., Yang, H. (2019). Investor sentiment, stock returns, and analyst recommendation changes: The KOSPI stock market. Investment Analysts Journal (SSCI), 48:2 (Apr.), 89-101, Corresponding.

[81] Lee, J., Lee, G., Ryu, D. (2019). The difference in the intraday return-volume relationships of spot and futures: A quantile regression approach. Economics: The Open-Access, Open-Assessment Journal (SSCI), 13:2019-26 (Mar.), 1-38, Corresponding.

[80] Park, S.G., Ryu, D. (2019). Speed and trading behavior in an order-driven market. Pacific-Basin Finance Journal (SSCI), 53 (Feb.), 145-164.

[79] Kang, H., Ryu, D. (2019). Information in mispricing factors for future investment opportunities. North American Journal of Economics and Finance (SSCI), 47 (Jan.), 657-668, Corresponding.

[78] Park, Y.J., Kutan, A.M., Ryu, D. (2019). The impacts of overseas market shocks on the CDS-option basis. North American Journal of Economics and Finance (SSCI), 47 (Jan.), 622-636, Corresponding.

[77] Seo, S.W., Kim, J.S., Ryu, D. (2019). Effects of the Asian financial crisis on the relation between leverage and employee compensation. Spanish Journal of Finance and Accounting (SSCI), 48:1 (Jan.), 1-20, Corresponding.

[76] Sung, S., Cho, H., Ryu, D. (2019). The behavior of an institutional investor with arbitrage opportunities and liquidity risk. Emerging Markets Finance and Trade (SSCI), 55:1 (Jan.), 1-12, Corresponding.

[75] Ryu, D., Yang, H. (2018). The directional information content of options volumes. Journal of Futures Markets (SSCI), 38:12 (Dec.), 1533-1548, First.

[74] Kim, H., Cho, H., Ryu, D. (2018). Characteristics of mortgage terminations: An analysis of a loan-level dataset. Journal of Real Estate Finance and Economics (SSCI), 57:4 (Nov.), 647–676, Corresponding.

[73] Song, J., Ryu, D. (2018). Aging effects on consumption risk-sharing channels in European countries. Proceedings of Rijeka Faculty of Economics: Journal of Economics and Business (SSCI), 36:2 (Nov.), 585-617, Corresponding.

[72] Ko, T., Lee, J., Ryu, D. (2018). Blockchain technology and manufacturing industry: Real-time transparency and cost savings. Sustainability (SSCI), 10:11 (Nov.), 4274, Corresponding.

[71] Yang, H., Ryu, D., Ryu, D. (2018). Market reform and efficiency: The case of KOSPI200 options. Emerging Markets Finance and Trade (SSCI), 54:12 (Oct.), 2687-2697, Corresponding.

[70] Song, W., Ryu, D., Webb, R.I. (2018). Volatility dynamics under an endogenous Markov-switching framework: A cross-market approach. Quantitative Finance (SSCI), 18:9 (Sep.), 1559-1571, Corresponding.

[69] Kim, H., Cho, H., Ryu, D. (2018). An empirical study on credit card loan delinquency. Economic Systems (SSCI), 42:3 (Sep.), 437-449, Corresponding.

[68] Yang, H., Lee, J., Ryu, D. (2018). Market depth, domestic investors and price monotonicity violations. Applied Economics Letters (SSCI), 25:10 (Jun.), 688-692, Corresponding.

[67] Choi, H.-S., Ryu, D., Yang, H. (2018). International transmission of risk factor movements: The case of developed markets. Investment Analysts Journal (SSCI), 47:2 (Jun.), 111-126, Corresponding.

[66] Chun, D., Cho, H., Ryu, D. (2018). Macroeconomic structural changes in a leading emerging market: The effects of the Asian financial crisis. Romanian Journal of Economic Forecasting (SSCI), 21:2 (Jun.), 22-42, Corresponding.

[65] Lee, G., Ryu, D. (2018). Asymmetry in the stock price response to macroeconomic shocks: Evidence from the Korean market. Journal of Business Economics and Management (SSCI), 19:2 (Apr.), 343-359, Corresponding.

[64] Chung, C.Y., Ryu, D., Wang, K., Zykaj, B.B. (2018). Optionable stocks and mutual fund performance. Journal of Futures Markets (SSCI), 38:3 (Mar.), 390–412.

[63] Chung, C.Y., Kang, S., Ryu, D. (2018). Does institutional monitoring matter? Evidence from insider trading by information risk level. Investment Analysts Journal (SSCI), 47:1 (Mar.), 48-64, Corresponding.

[62] Yang, E., Kim, S., Kim, M.H., Ryu, D. (2018). Macroeconomic shocks and stock market returns: The case of Korea. Applied Economics (SSCI), 50:7 (Feb.), 757-773, Corresponding.

[61] Yang, H., Kutan, A.M., Ryu, D. (2018). Option moneyness and price disagreements. Applied Economics Letters (SSCI), 25:3 (Feb.), 192-196, Corresponding.

[60] Shim, H., Chung, C.Y., Ryu, D. (2018). Labor income share and imperfectly competitive product market. B.E. Journal of Macroeconomics (SSCI), 18:1 (Jan.), 20170031, Corresponding.

[59] Yang, H., Ahn, H.-J., Kim, M.H., Ryu, D. (2017). Information asymmetry and investor trading behavior around bond rating change announcements. Emerging Markets Review (SSCI), 32 (Sep.), 38-51, Corresponding.

[58] Shim, H., Kim, M.H., Ryu, D. (2017). Effects of intraday weather changes on asset returns and volatilities. Proceedings of Rijeka Faculty of Economics: Journal of Economics and Business (SSCI), 35:2 (Fall), 301-330, Corresponding.

[57] Song, W., Park, S., Ryu, D. (2017). Information quality of online reviews in the presence of potentially fake reviews. Korean Economic Review (SSCI), 33:1 (Summer), 5-34, Corresponding.

[56] Ryu, D., Kim, H., Yang, H. (2017). Investor sentiment, trading behavior and stock returns. Applied Economics Letters (SSCI), 24:12 (Jul.), 826-830, First.

[55] Yang, H., Ryu, D., Ryu, D. (2017). Investor sentiment, asset returns and firm characteristics: Evidence from the Korean stock market. Investment Analysts Journal (SSCI), 46:2 (Jun.), 132-147, Corresponding.

[54] Ryu, D., Shim, H. (2017). Intraday dynamics of asset returns, trading activities, and implied volatilities: A trivariate GARCH framework. Romanian Journal of Economic Forecasting (SSCI), 20:2 (Jun.), 45-61, First.

[53] Choi, H.S., Ryu, D., Seok, S.I. (2017). The turn-of-the-year effect in mutual fund flows. Risk Management (SSCI), 19:2 (May), 131-157, Corresponding.

[52] Lee, J., Ihm, J., Ryu, D. (2017). Human capital measures and stock return predictability: Macroeconomic versus microeconomic approaches. Finance Research Letters (SSCI), 21 (May), 53-56, Corresponding.

[51] Yang, H., Choi, H.-S., Ryu, D. (2017). Option market characteristics and price monotonicity violations. Journal of Futures Markets (SSCI), 37:5 (May), 473-498, Corresponding.

[50] Chung, C.Y., Kim, H., Ryu, D. (2017). Foreign investor trading and information asymmetry: Evidence from a leading emerging market. Applied Economics Letters (SSCI), 24:8 (May), 540-544, Corresponding.

[49] Ryu, D. (2017). Comprehensive market microstructure model: Considering the inventory holding costs. Journal of Business Economics and Management (SSCI), 18:2 (Apr.), 183-201, Single.

[48] Ryu, D., Ryu, D., Hwang, J.H. (2017). Corporate governance, product-market competition, and stock returns: Evidence from the Korean market. Asian Business and Management (SSCI), 16:1-2 (Feb.-Apr.), 50-91, Corresponding.

[47] Kim, H., Park, K., Ryu, D. (2017). Corporate environmental responsibility: A legal origins perspective. Journal of Business Ethics (SSCI), 140:3 (Feb.), 381-402, Corresponding.

[46] Ryu, D., Yang, H. (2017). Price disagreements and adjustments in index derivatives markets. Economics Letters (SSCI), 151 (Feb.), 104-106, First.

[45] Song, J., Ryu, D. (2016). Credit cycle and balancing the capital gap: Evidence from Korea. Economic Systems (SSCI), 40:4 (Dec.), 595-611, Corresponding.

[44] Ryu, D. (2016). Considering all microstructure effects: The extension of a trade indicator model. Economics Letters (SSCI), 146 (Sep.), 107-110, Single.

[43] Azari, M., Kim, H., Kim, J.Y., Ryu, D. (2016). The effect of agglomeration on the productivity of urban manufacturing sectors in a leading emerging economy. Economic Systems (SSCI), 40:3 (Sep.), 422-432, Corresponding.

[42] Lee, J., Ryu, D., Kutan, A.M. (2016). Monetary policy announcements, communication, and stock market liquidity. Australian Economic Papers (SSCI), 55:3 (Sep.), 227-250, Corresponding.

[41] Chung, K.H., Park, S.G., Ryu, D. (2016). Trade duration, informed trading, and option moneyness. International Review of Economics and Finance (SSCI), 44 (Jul.), 395-411, Corresponding.

[40] Sim, M., Ryu, D., Yang, H. (2016). Tests on the monotonicity properties of KOSPI 200 options prices. Journal of Futures Markets (SSCI), 36:7 (Jul.), 625-646, Corresponding.

[39] Shim, H., Kim, H., Kim, S., Ryu, D. (2016). Testing the relative purchasing power parity hypothesis: The case of Korea. Applied Economics (SSCI), 48:25 (May), 2383-2395, Corresponding.

[38] Webb, R.I., Ryu, D., Ryu, D., Han, J. (2016). The price impact of futures trades and their intraday seasonality. Emerging Markets Review (SSCI), 26 (Mar.), 80-98, Corresponding.

[37] Lee, J., Ryu, D. (2016). Asymmetric mispricing and regime-dependent dynamics in futures and options markets. Asian Economic Journal (SSCI), 30:1 (Mar.), 47-65, Corresponding.

[36] Ryu, D., Ryu, D., Hwang, J.H. (2016). Corporate social responsibility, market competition, and shareholder wealth. Investment Analysts Journal (SSCI), 45:1 (Mar.), 16-30, Corresponding.

[35] Song, W., Ryu, D., Webb, R.I. (2016). Overseas market shocks and VKOSPI dynamics: A Markov-switching approach. Finance Research Letters (SSCI), 16 (Feb.), 275-282, Corresponding.

[34] Guo, B., Han, Q., Lee, J., Ryu, D. (2015). How important is a non-default factor for CDS valuation?. Journal of Futures Markets (SSCI), 35:11 (Nov.), 1088-1101, Corresponding.

[33] Han, C., Hwang, S., Ryu, D. (2015). Market overreaction and investment strategies. Applied Economics (SSCI), 47:54 (Nov.), 5868-5885, Corresponding.

[32] Han, H., Kutan, A.M., Ryu, D. (2015). Effects of the US stock market return and volatility on the VKOSPI. Economics: The Open-Access, Open-Assessment Journal (SSCI), 9:2015-35 (Nov.), 1-34, Corresponding.

[31] Kim, J.S., Ryu, D., Seo, S.W. (2015). Corporate vulnerability index as a fear gauge? Exploring the contagion effect between U.S. and Korean markets. Journal of Derivatives (SSCI), 23:1 (Fall), 73-88, Corresponding.

[30] Shim, H., Kim, H., Kim, J.Y., Ryu, D. (2015). Weather and stock market volatility: The case of a leading emerging market. Applied Economics Letters (SSCI), 22:12 (Aug.), 987-992, Corresponding.

[29] Ryu, D. (2015). Information content of inter-transaction time: A structural approach. Journal of Business Economics and Management (SSCI), 16:4 (Jul.), 697-711, Single.

[28] Lee, J., Kang, J., Ryu, D. (2015). Common deviation and regime-dependent dynamics in the index derivatives markets. Pacific-Basin Finance Journal (SSCI), 33 (Jun.), 1-22, Corresponding.

[27] Kim, J.S., Ryu, D. (2015). Effect of the subprime mortgage crisis on a leading emerging market. Investment Analysts Journal (SSCI), 44:1 (Apr.), 20-42, Corresponding.

[26] Ryu, D. (2015). The information content of trades: An analysis of KOSPI 200 index derivatives. Journal of Futures Markets (SSCI), 35:3 (Mar.), 201-221, Single.

[25] Kim, J.S., Ryu, D. (2015). Are the KOSPI 200 implied volatilities useful in value-at-risk models?. Emerging Markets Review (SSCI), 22 (Mar.), 43-64, Corresponding.

[24] Ryu, D., Kang, J., Suh, S. (2015). Implied pricing kernels: An alternative approach for option valuation. Journal of Futures Markets (SSCI), 35:2 (Feb.), 127-147, Corresponding.

[23] Kim, J.S., Ryu, D. (2015). Return and volatility spillovers and cojump behavior between the U.S. and Korean stock markets. Emerging Markets Finance and Trade (SSCI), 51:S1 (Feb.), S3-S17, Corresponding.

[22] Kim, H., Kim, J., Lee, J., Ryu, D. (2014). The impact of monetary policy on banking and finance stock prices in China. Applied Economics Letters (SSCI), 21:18 (Dec.), 1257-1261, Corresponding.

[21] Lee, J., Ryu, D. (2014). Regime-dependent relationships between the implied volatility index and stock market index. Emerging Markets Finance and Trade (SSCI), 50:5 (Sep.-Oct.), 5-17, Corresponding.

[20] Kim, J.S., Ryu, D., Seo, S.W. (2014). Investor sentiment and return predictability of disagreement. Journal of Banking and Finance (SSCI), 42 (May), 166-178.

[19] Lee, C., Ryu, D. (2014). The volatility index and style rotation: Evidence from the Korean stock market and VKOSPI. Investment Analysts Journal (SSCI), 43:79 (May), 29-39, Corresponding.

[18] Kim, J.S., Kim, H., Ryu, D. (2014). ELW pricing kernel and empirical risk aversion. Applied Economics Letters (SSCI), 21:5 (Apr.), 372-376, Corresponding.

[17] Kim, E., Ahn, Y., Ryu, D. (2014). Application of the carbon emission pricing model in the Korean market. Energy & Environment (SSCI), 25:1 (Feb.), 63-78, Corresponding.

[16] Ryu, D. (2013). Spread and depth adjustment process: An analysis of high-quality microstructure data. Applied Economics Letters (SSCI), 20:16 (Nov.), 1506-1510, Single.

[15] Guo, B., Han, Q., Liu, M., Ryu, D. (2013). A tale of two index futures: The intraday price discovery and volatility transmission processes between the China financial futures exchange and the Singapore exchange. Emerging Markets Finance and Trade (SSCI), 49:S4 (Sep.-Oct.), 197-212, Corresponding.

[14] Kim, H., Ryu, D. (2013). Forecasting exchange rate from combination Taylor rule fundamental. Emerging Markets Finance and Trade (SSCI), 49:S4 (Sep.-Oct.), 81-92, Corresponding.

[13] Guo, B., Han, Q., Ryu, D. (2013). Is the KOSPI 200 options market efficient? Parametric and nonparametric tests of the martingale restriction. Journal of Futures Markets (SSCI), 33:7 (Jul.), 629-652, Corresponding.

[12] Ryu, D. (2013). Price impact asymmetry of futures trades: Trade direction and trade size. Emerging Markets Review (SSCI), 14 (Mar.), 110-130, Single.

[11] Lee, B.S., Ryu, D. (2013). Stock returns and implied volatility: A new VAR approach. Economics: The Open-Access, Open-Assessment Journal (SSCI), 7:2013-3 (Feb.), 1-20, Corresponding.

[10] Kim, H., Ryu, D. (2012). Which trader’s order-splitting strategy is effective? The case of an index options market. Applied Economics Letters (SSCI), 19:17 (Dec.), 1683-1692, Corresponding.

[9] Han, Q., Guo, B., Ryu, D., Webb, R.I. (2012). Asymmetric and negative return-volatility relationship: The case of the VKOSPI. Investment Analysts Journal (SSCI), 41:76 (Nov.), 69-78, Corresponding.

[8] Ryu, D. (2012). Implied volatility index of KOSPI200: Information contents and properties. Emerging Markets Finance and Trade (SSCI), 48:S2 (Jul.-Aug.), 24-39, Single.

[7] Ryu, D. (2012). The profitability of day trading: An empirical study using high-quality data. Investment Analysts Journal (SSCI), 41:75 (May), 43-54, Single.

[6] Ryu, D. (2012). The effectiveness of the order-splitting strategy: An analysis of unique data. Applied Economics Letters (SSCI), 19:6 (Apr.), 541-549, Single.

[5] Ryu, D. (2011). Intraday price formation and bid-ask spread components: A new approach using a cross-market model. Journal of Futures Markets (SSCI), 31:12 (Dec.), 1142-1169, Single.

[4] Ahn, H.-J., Kang, J., Ryu, D. (2010). Information effects of trade size and trade direction: Evidence from the KOSPI 200 index options market. Asia-Pacific Journal of Financial Studies (SSCI), 39:3 (Jun.), 301-339, Corresponding.

[3] Kang, J., Ryu, D. (2010). Which trades move asset prices? An analysis of futures trading data. Emerging Markets Finance and Trade (SSCI), 46:S1 (May-Jun.), 7-22, Corresponding.

[2] Hwang, K., Kang, J., Ryu, D. (2010). Phase-transition behavior in the emerging market: Evidence from the KOSPI200 futures market. International Review of Financial Analysis (SSCI), 19:1 (Jan.), 35-46, Corresponding.

[1] Ahn, H.-J., Kang, J., Ryu, D. (2008). Informed trading in the index option market: The case of KOSPI 200 options. Journal of Futures Markets (SSCI), 28:12 (Dec.), 1118-1146, Corresponding.

Publication (SCIE)

[12] Park, D., Ryu, D., Webb, R.I. (2024). Fear of missing out and market stability: A networked minority game approach. Physica A: Statistical Mechanics and its Applications (SCI), 634 (Jan.), 129420, Corresponding.

[11] Park, D., Ryu, D. (2021). A machine learning-based early warning system for the housing and stock markets. IEEE Access (SCIE), 9 (May), 85566-85572, Corresponding.

[10] Chun, D., Cho, H., Ryu, D. (2019). Forecasting the KOSPI200 spot volatility using various volatility measures. Physica A: Statistical Mechanics and its Applications (SCI), 514 (Jan.), 156-166, Corresponding.

[9] Song, W., Park, S.Y., Ryu, D. (2018). Dynamic conditional relationships between developed and emerging markets. Physica A: Statistical Mechanics and its Applications (SCI), 507 (Oct.), 534-543, Corresponding.

[8] Kim, J., Park, Y.J., Ryu, D. (2018). Testing CEV stochastic volatility models using implied volatility index data. Physica A: Statistical Mechanics and its Applications (SCI), 499 (Jun.), 224-232, Corresponding.

[7] Park, S.Y., Ryu, D., Song, J. (2017). The dynamic conditional relationship between stock market returns and implied volatility. Physica A: Statistical Mechanics and its Applications (SCI), 482 (Sep.), 638-648, Corresponding.

[6] Kim, J., Park, Y.J., Ryu, D. (2017). Stochastic volatility of the futures prices of emission allowances: A Bayesian approach. Physica A: Statistical Mechanics and its Applications (SCI), 465 (Jan.), 714-724, Corresponding.

[5] Kim, J., Park, Y.J., Ryu, D. (2016). Hawkes-diffusion process and the conditional probability of defaults in the Eurozone. Physica A: Statistical Mechanics and its Applications (SCI), 449 (May), 301-310, Corresponding.

[4] Kang, B.S., Park, C., Ryu, D., Song, W. (2015). Phase transition phenomenon: A compound measure analysis. Physica A: Statistical Mechanics and its Applications (SCI), 428 (Jun.), 383–395, Corresponding.

[3] Kang, B.S., Ryu, D., Ryu, D. (2014). Phase-shifting behaviour revisited: An alternative measure. Physica A: Statistical Mechanics and its Applications (SCI), 401 (May), 167-173, Corresponding.

[2] Kim, J.S., Ryu, D. (2014). Intraday price dynamics in spot and derivatives markets. Physica A: Statistical Mechanics and its Applications (SCI), 394 (Jan.), 247-253, Corresponding.

[1] Ryu, D. (2013). What types of investors generate the two-phase phenomenon?. Physica A: Statistical Mechanics and its Applications (SCI), 392:23 (Dec.), 5939-5946, Single.

Publication (Scopus or ESCI)

[10] Park, D., Ryu, D. (2023), Small-sized asset owners’ OCIO selections and evaluations. Journal of Derivatives and Quantitative Studies (Scopus), 31:2 (Jun.), 162-171, Corresponding.

[9] Syahnur, S., Frohberg, K.K., Ryu, D., Diantimala, Y. (2021). Enriching the socio-economic inequality model by using alternative indices. Economics & Sociology (Scopus/ESCI), 14:4 (Dec.), 47-72.

[8] Binh, K.B., Jhang, H., Park, D., Ryu, D. (2020). Capital markets for small- and medium-sized enterprises and startups in Korea. Journal of Asian Finance, Economics and Business (Scopus/ESCI), 7:12 (Dec.), 195-210, Corresponding.

[7] Kim, H., Cho, H., Ryu, D. (2019). Default risk characteristics of construction surety bonds. Journal of Fixed Income (Scopus), 29:1, 77-87, Corresponding.

[6] Kwon, S.J., Ryu, D., Park, E. (2018). The influence of entrepreneurs’ strategic agility and dynamic capability on the opportunity pursuit process of new ventures: Evidence from South Korea. Academy of Strategic Management Journal (Scopus), 17:1, 1-17.

[5] Chung, C.Y., Lee, Y., Ryu, D. (2017). Do domestic institutional trades exacerbate information asymmetry? Evidence from the Korean stock market. Asia-Pacific Financial Markets (Scopus/ESCI), 24:4 (Dec.), 309-322, Corresponding.

[4] Chung, C.Y., Ju, K., Ryu, D. (2016). Stock split, unseasoned equity offering, and firm value: Evidence from the Korean stock market. Investment Management and Financial Innovations (Scopus), 13:3, 105-109, Corresponding.

[3] Lee, G., Park, J., Ryu, D., Yang, J. (2013). What is the key driver of bank stock returns? A comparative analysis. JASSA-The Finsia Journal of Applied Finance (Scopus/ESCI), 2, 36-42, Corresponding.

[2] Bagchi, D., Lee, C., Ryu, D. (2013). An investigation of return-volatility relationship using high-frequency VKOSPI data. Afro-Asian Journal of Finance and Accounting (Scopus), 3:3, 258-273, Corresponding.

[1] Bagchi, D., Ryu, D. (2011). Market interdependence before, during, and after the 2007 US subprime crisis: Evidence from index futures markets. Afro-Asian Journal of Finance and Accounting (Scopus), 2:3, 230-247, Corresponding.