World's Best Scientists 2026 revealed!

D-Index & Metrics

Economics and Finance

D-Index
42
Citations
6615
World Ranking
2088
National Ranking
8

Doojin Ryu publication distribution in Economics and Finance in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Economics and Finance in 2026. The highlighted bar marks where Doojin Ryu sits on this spectrum.

42–46 publications: 1 scientists 47–51 publications: 12 scientists 52–56 publications: 7 scientists 57–61 publications: 23 scientists 62–66 publications: 32 scientists 67–71 publications: 36 scientists 72–76 publications: 56 scientists 77–81 publications: 57 scientists 82–86 publications: 70 scientists 87–91 publications: 86 scientists 92–96 publications: 72 scientists 97–101 publications: 106 scientists 102–106 publications: 97 scientists 107–111 publications: 96 scientists 112–116 publications: 101 scientists 117–121 publications: 103 scientists 122–126 publications: 102 scientists 127–131 publications: 108 scientists 132–136 publications: 107 scientists 137–141 publications: 111 scientists 142–146 publications: 94 scientists 147–151 publications: 96 scientists 152–156 publications: 100 scientists 157–161 publications: 74 scientists 162–166 publications: 68 scientists 167–171 publications: 91 scientists 172–176 publications: 76 scientists 177–181 publications: 75 scientists 182–186 publications: 61 scientists 187–191 publications: 66 scientists 192–196 publications: 68 scientists 197–201 publications: 71 scientists 202–206 publications: 60 scientists 207–211 publications: 56 scientists 212–216 publications: 44 scientists 217–221 publications: 51 scientists 222–226 publications: 65 scientists 227–231 publications: 48 scientists 232–236 publications: 59 scientists 237–241 publications: 37 scientists 242–246 publications: 37 scientists 247–251 publications: 41 scientists 252–256 publications: 43 scientists 257–261 publications: 33 scientists 262–266 publications: 34 scientists 267–271 publications: 39 scientists 272–276 publications: 25 scientists 277–281 publications: 29 scientists 282–286 publications: 29 scientists 287–291 publications: 26 scientists 292–296 publications: 31 scientists 297–301 publications: 31 scientists 302–306 publications: 24 scientists 307–311 publications: 28 scientists 312–316 publications: 24 scientists 317–321 publications: 13 scientists 322–326 publications: 14 scientists 327–331 publications: 25 scientists 332–336 publications: 18 scientists 337–341 publications: 16 scientists 342–346 publications: 18 scientists 347–351 publications: 15 scientists 352–356 publications: 17 scientists 357–361 publications: 19 scientists 362–366 publications: 16 scientists 367–371 publications: 17 scientists 372–376 publications: 7 scientists 377–381 publications: 18 scientists 382–386 publications: 13 scientists 387–391 publications: 19 scientists 392–396 publications: 9 scientists 397–401 publications: 10 scientists 402–406 publications: 13 scientists 407–411 publications: 13 scientists 412–416 publications: 5 scientists 417–421 publications: 10 scientists 422–426 publications: 6 scientists 427–431 publications: 12 scientists 432–436 publications: 9 scientists 437–441 publications: 9 scientists 442–446 publications: 10 scientists 447–451 publications: 12 scientists 452–456 publications: 8 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 4 scientists 472–476 publications: 5 scientists 477–481 publications: 6 scientists 482–486 publications: 7 scientists 487–491 publications: 8 scientists 492–496 publications: 5 scientists 497–501 publications: 4 scientists 502–506 publications: 4 scientists 507–511 publications: 5 scientists 512–516 publications: 7 scientists 517–520 publications: 7 scientists 521+ publications: 99 scientists
42 publications 521+

This scientist: 419 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 521 publications or more.

Doojin Ryu D-index placement in Economics and Finance in 2026

The chart shows the D-index (discipline H-index) distribution of Economics and Finance scientists ranked by Research.com in 2026. The highlighted bar marks where Doojin Ryu sits on this spectrum.

30 D-Index: 126 scientists 31 D-Index: 147 scientists 32 D-Index: 157 scientists 33 D-Index: 178 scientists 34 D-Index: 171 scientists 35 D-Index: 141 scientists 36 D-Index: 132 scientists 37 D-Index: 129 scientists 38 D-Index: 130 scientists 39 D-Index: 120 scientists 40 D-Index: 117 scientists 41 D-Index: 113 scientists 42 D-Index: 114 scientists 43 D-Index: 97 scientists 44 D-Index: 115 scientists 45 D-Index: 86 scientists 46 D-Index: 78 scientists 47 D-Index: 83 scientists 48 D-Index: 62 scientists 49 D-Index: 74 scientists 50 D-Index: 50 scientists 51 D-Index: 66 scientists 52 D-Index: 69 scientists 53 D-Index: 55 scientists 54 D-Index: 67 scientists 55 D-Index: 61 scientists 56 D-Index: 62 scientists 57 D-Index: 45 scientists 58 D-Index: 34 scientists 59 D-Index: 47 scientists 60 D-Index: 46 scientists 61 D-Index: 36 scientists 62 D-Index: 37 scientists 63 D-Index: 56 scientists 64 D-Index: 50 scientists 65 D-Index: 32 scientists 66 D-Index: 28 scientists 67 D-Index: 30 scientists 68 D-Index: 24 scientists 69 D-Index: 25 scientists 70 D-Index: 22 scientists 71 D-Index: 21 scientists 72 D-Index: 26 scientists 73 D-Index: 24 scientists 74 D-Index: 23 scientists 75 D-Index: 12 scientists 76 D-Index: 14 scientists 77 D-Index: 15 scientists 78 D-Index: 15 scientists 79 D-Index: 17 scientists 80 D-Index: 17 scientists 81 D-Index: 11 scientists 82 D-Index: 10 scientists 83 D-Index: 16 scientists 84 D-Index: 11 scientists 85 D-Index: 5 scientists 86 D-Index: 9 scientists 87 D-Index: 13 scientists 88 D-Index: 9 scientists 89 D-Index: 7 scientists 90 D-Index: 6 scientists 91 D-Index: 4 scientists 92 D-Index: 8 scientists 93 D-Index: 10 scientists 94 D-Index: 11 scientists 95 D-Index: 6 scientists 96 D-Index: 4 scientists 97 D-Index: 4 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100 D-Index: 8 scientists 101+ D-Index: 100 scientists
30 D-Index 101+

This scientist: 42 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 101 D-Index or more.

Overview

Doojin Ryu is a researcher affiliated with Sungkyunkwan University in South Korea. Their work predominantly focuses on the intersection of economics, econometrics, and finance, with significant contributions in business, management, and accounting.

Their main areas of research span across various subfields, including economics and econometrics, finance, accounting, strategy and management, and information systems. Within these disciplines, Doojin Ryu has concentrated on topics related to financial markets and investment strategies, market dynamics and volatility, corporate finance and governance, banking stability, regulation and efficiency, housing market economics, auditing, earnings management and governance, as well as complex systems and time series analysis.

Doojin Ryu's scholarly output includes influential papers such as:

  • "Volatility Spillovers between Equity and Green Bond Markets" (2020) published in Sustainability
  • "ESG performance and firm value in the Chinese market" (2023) published in Investment Analysts Journal
  • "Corporate Bankruptcy Prediction Using Machine Learning Methodologies with a Focus on Sequential Data" (2021) published in Computational Economics
  • "Information uncertainty, investor sentiment, and analyst reports" (2021) published in International Review of Financial Analysis
  • "Corporate Default Predictions Using Machine Learning: Literature Review" (2020) published in Sustainability

Frequent co-authors who have collaborated with Doojin Ryu include:

  • Jinyoung Yu
  • Hoon Cho
  • Robert I. Webb
  • Hyun-Jung Nam
  • Daehyeon Park

Their research frequently appears in several publication venues, with the most common being:

  • SSRN Electronic Journal
  • Finance Research Letters
  • Investment Analysts Journal
  • Journal of Futures Markets
  • Borsa Istanbul Review

Doojin Ryu's work involves the application of machine learning methodologies to corporate bankruptcy and default prediction, as well as the analysis of volatility spillovers in green bond and equity markets. Additionally, their research covers environmental, social, and governance (ESG) performance and its impact on firm value within varying market contexts.

The combination of topics and interdisciplinary approaches suggests a comprehensive engagement with quantitative finance, financial economics, and corporate governance issues that influence market behavior and investment decisions.

Best Publications

  • Informed trading in the index option market: The case of KOSPI 200 options

    Hee-Joon Ahn;Jangkoo Kang;Doojin Ryu

  • Blockchain Technology and Manufacturing Industry: Real-Time Transparency and Cost Savings

    Taehyun Ko;Jaeram Lee;Doojin Ryu

  • Corporate Environmental Responsibility: A Legal Origins Perspective

    Hakkon Kim;Kwangwoo Park;Doojin Ryu

  • Financial crisis, bank diversification, and financial stability: OECD countries

    Hakkon Kim;Jonathan A. Batten;Doojin Ryu

  • Investor sentiment and return predictability of disagreement

    Jun Sik Kim;Doojin Ryu;Sung Won Seo

  • Investor sentiment, trading behavior and stock returns

    Doojin Ryu;Hyeyoen Kim;Heejin Yang

  • The Information Content of Trades: An Analysis of KOSPI 200 Index Derivatives

    Doojin Ryu

  • Volatility Spillovers between Equity and Green Bond Markets

    Daehyeon Park;Jiyeon Park;Doojin Ryu

  • Intraday price formation and bid–ask spread components: A new approach using a cross‐market model

    Doojin Ryu

  • Information Effects of Trade Size and Trade Direction: Evidence from the KOSPI 200 Index Options Market*

    Hee-Joon Ahn;Jangkoo Kang;Doojin Ryu

  • ESG performance and firm value in the Chinese market

    Unknown

  • Corporate Bankruptcy Prediction Using Machine Learning Methodologies with a Focus on Sequential Data

    Hyeongjun Kim;Hoon Cho;Doojin Ryu

  • Firm-specific investor sentiment and daily stock returns

    Sang Ik Seok;Hoon Cho;Doojin Ryu

  • ESG controversies and investor trading behavior in the Korean market

    Unknown

  • Information uncertainty, investor sentiment, and analyst reports

    Karam Kim;Doojin Ryu;Heejin Yang

  • Price impact asymmetry of futures trades: Trade direction and trade size

    Doojin Ryu

  • Corporate Default Predictions Using Machine Learning: Literature Review

    Hyeongjun Kim;Hoon Cho;Doojin Ryu

  • Implied Volatility Index of KOSPI200: Information Contents and Properties

    Doojin Ryu

  • Investor sentiment, asset returns and firm characteristics: Evidence from the Korean Stock Market

    Heejin Yang;Doojin Ryu;Doowon Ryu

  • Firm-specific investor sentiment and the stock market response to earnings news

    Sang Ik Seok;Hoon Cho;Doojin Ryu

  • Option Market Characteristics and Price Monotonicity Violations

    Heejin Yang;Hyung Suk Choi;Doojin Ryu

  • Trade duration, informed trading, and option moneyness

    Kee H. Chung;Seongkyu “Gilbert” Park;Doojin Ryu

  • Corporate Vulnerability Index as a Fear Gauge? Exploring the Contagion Effect between U.S. and Korean Markets

    Jun Sik Kim;Doojin Ryu;Sung Won Seo

  • Asymmetric and negative return-volatility relationship: the case of the VKOSPI

    Qian Han;Biao Guo;Doojin Ryu;Robert I. Webb

Frequent Co-Authors

Ali M. Kutan
Ali M. Kutan Southern Illinois University Edwardsville
Kee H. Chung
Kee H. Chung University at Buffalo, State University of New York
Bong-Soo Lee
Bong-Soo Lee Korea Advanced Institute of Science and Technology
Jonathan A. Batten
Jonathan A. Batten RMIT University

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