• 340 Citations
  • 9 h-Index

Research output per year

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Personal profile


Gonul Colak is a Professor of Finance at Hanken School of Economics. Recently he was a visiting scholar at Stern School of Business in New York University and at Turkish Central Bank's Istanbul School of Central Banking in Turkey. Previously he held academic positions at Florida State University and Wichita State University. He has publications in high-quality journals such as Review of Financial Studies, Journal of Financial Economics, Journal of Financial and Quantitative Analysis, Review of Accounting Studies, Journal of Financial Intermediation, and Journal of Corporate Finance. His academic work focuses on political uncertainty, corporate finance, and financial econometrics. His research interests cover variety of topics such as equity issuance, investor relations, corporate restructurings, financial intermediation, executive compensation, S&P 500 Index additions, capital structure, and cash holdings. According to Scopus his work has been cited more than 300 times.  

Research and teaching information

Personal Webpage:  www.gonulcolak.org

The link to his research papers at SSRN: http://papers.ssrn.com/sol3/cf_dev/AbsByAuth.cfm?per_id=329865

ResearchGate Link: www.researchgate.net/profile/Gonul_Colak


Education information

Doctor of Science (Economics and Business Administration), Business Economics, University of Iowa, United States, 2004

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Research Output

  • 340 Citations
  • 9 h-Index
  • 15 Article
  • 1 Commissioned report
  • 1 Conference contribution

Investor relations and IPO performance

Chahine, S., Colak, G., Hasan, I. & Mazboudi, M., 17.04.2020, In : Review of Accounting Studies. 25, 2, p. 474-512 39 p.

Research output: Contribution to journalArticleScientificpeer-review

  • Why are some Chinese firms failing in the US capital markets? A machine learning approach

    Colak, G., Fu, M. & Hasan, I., 17.04.2020, In : Pacific-Basin Finance Journal. 61, 22 p., 101331.

    Research output: Contribution to journalArticleScientificpeer-review

  • Easy clean-ups or forebearing improvements: The effect of CEO tenure on successor's performance

    Colak, G., Hasan, I. & Liljeblom, E., 2019, Proceedings of the 11th Nordic Corporate Governance Network Conference, BI Oslo.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

    Global leverage adjustments, uncertainty, and country institutional strength

    Colak, G., Gungoraydinoglu, A. & Öztekin, Ö., 05.02.2018, In : Journal of Financial Intermediation. 35, Part A, p. 41-56 16 p.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
  • 20 Citations (Scopus)

    Political environment, financial intermediation costs, and financing patterns

    Gungoraydinoglu, A., Colak, G. & Öztekin, Ö., 21.03.2017, In : Journal of corporate finance. 44, June, p. 167-192 26 p.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
  • 19 Citations (Scopus)


  • Best Paper Award at 2018 Young Finance Scholars Conference

    Colak, Gonul (Recipient), Dimitrios Gounopoulos (Recipient), Panagiotis Loukopoulos (Recipient) & Georgios Loukopoulos (Recipient), 08.06.2018

    Prize: Prizes and awards

  • Playing the Waiting Game in the IPO Markets

    Colak, Gonul (Recipient), 15.05.2009

    Prize: Prizes and awards

    Political Uncertainty and the IPO Market

    Colak, Gonul (Recipient), 15.05.2013

    Prize: Prizes and awards

  • Activities

    The Journal of Financial Research (Journal)

    Gonul Colak (Referee)


    Activity: Publication peer-review and editorial workPeer review / evaluation of conference papers

    The Graduate School of Finance (GSF) (External organisation)

    Gonul Colak (Chair)

    01.01.2020 → …

    Activity: MembershipMembership in academic committee, council, board

    Real Estate Economics (Journal)

    Gonul Colak (Referee)


    Activity: Publication peer-review and editorial workPeer review / evaluation of conference papers

    Fordham University

    Gonul Colak (Visit abroad)


    Activity: Visiting an external institutionVisit to other institution

    Nordic Finance Network (External organisation)

    Gonul Colak (Board member)

    01.01.2020 → …

    Activity: MembershipMembership in academic committee, council, board

    Press / Media

    Interview with Yle Radio

    Gonul Colak


    1 Media contribution

    Press/Media: Press / Media

    Elections and IPOs Don't Mix

    Gonul Colak, Artem Durnev & Yiming Qian


    1 item of Media coverage

    Press/Media: Press / Media