Jungmin Kim

Faculty of Business, The Hong Kong Polytechnic University

Associate Professor of Finance

M757 Li Ka Shing Tower

Hung Hom, Kowloon

Hong Kong

  • Faculty of Business, The Hong Kong Polytechnic University

    • Email
    • Tel: 852 2766 7061
SCHOLARLY PAPERS

13

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197

Scholarly Papers (13)

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1.

Risk Management, Firm Reputation, and the Impact of Successful Cyberattacks on Target Firms

Downloads 2,224 (14,947)
Citation 189

Risk Management, Firm Reputation, and the Impact of Successful Cyberattacks on Target Firms

Fisher College of Business Working Paper No. 2018-03-004, Charles A. Dice Working Paper No. 2018-03-04, Journal of Financial Economics (JFE), Forthcoming
Number of pages: 78 Posted: 07 Mar 2018 Last Revised: 12 Aug 2019
Shinichi Kamiya, Jun-Koo Kang, Jungmin Kim, Andreas Milidonis and René M. Stulz
Nanyang Business School, Nanyang Technological University, Nanyang Business School, Nanyang Technological University, Faculty of Business, The Hong Kong Polytechnic University, University of Cyprus - Department of Accounting and Finance and Ohio State University (OSU) - Department of Finance
Downloads 2,030 (16,993)
Citation 188

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Cyber risk, Cyberattack, Hacking, Risk management, Firm value, Leverage, Compensation policy

What is the Impact of Successful Cyberattacks on Target Firms?

NBER Working Paper No. w24409
Number of pages: 59 Posted: 20 Mar 2018 Last Revised: 13 Mar 2022
Shinichi Kamiya, Jun-Koo Kang, Jungmin Kim, Andreas Milidonis and René Stulz
Nanyang Business School, Nanyang Technological University, Nanyang Business School, Nanyang Technological University, Faculty of Business, The Hong Kong Polytechnic University, University of Cyprus - Department of Accounting and Finance and Ohio State University (OSU) - Fisher College of Business
Downloads 194 (336,836)
Citation 1

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2.

Do Family Firms Invest More Than Nonfamily Firms in Employee-Friendly Policies?

Management Science, Vol. 66, No. 3, 2020
Number of pages: 61 Posted: 18 Dec 2014 Last Revised: 14 Oct 2020
Jun-Koo Kang and Jungmin Kim
Nanyang Business School, Nanyang Technological University and Faculty of Business, The Hong Kong Polytechnic University
Downloads 846 (62,851)
Citation 2

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Family Firm, Founder, Employee-friendly Policy, Concern Score, Life Cycle, Labor-intensive Industry, Managerial Myopia, Agency Problem, Endogeneity

3.

Activist-appointed Directors

Journal of Financial and Quantitative Analysis (JFQA), Forthcoming
Number of pages: 52 Posted: 02 May 2019 Last Revised: 08 Oct 2020
Jun-Koo Kang, Hyemin Kim, Jungmin Kim and Angie Low
Nanyang Business School, Nanyang Technological University, Sungkyunkwan University, Faculty of Business, The Hong Kong Polytechnic University and Nanyang Business School, Nanyang Technological University
Downloads 586 (101,227)
Citation 4

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Activist independent directors, Activist shareholder, Monitoring, Firm value, Announcement return, Director voting, Director labor market

4.

Rookie Directors

Number of pages: 58 Posted: 29 Jun 2016 Last Revised: 31 Aug 2016
Jun-Koo Kang, Jungmin Kim and Angie Low
Nanyang Business School, Nanyang Technological University, Faculty of Business, The Hong Kong Polytechnic University and Nanyang Business School, Nanyang Technological University
Downloads 531 (114,562)

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Unseasoned independent directors, Directorial labor market, Career concerns, Monitoring and advisory role, Firm value, CEO turnover, CEO compensation, Innovation

5.

Investment and Firm Value Under High Economic Uncertainty: The Beneficial Effect of Overconfident CEOs

Number of pages: 60 Posted: 14 Mar 2018
Jingoo Kang, Jun-Koo Kang, Minwook Kang and Jungmin Kim
Nanyang Technological University (NTU) - Division of Strategy, Management & Organization, Nanyang Business School, Nanyang Technological University, Nanyang Technological University (NTU) - Division of Economics and Faculty of Business, The Hong Kong Polytechnic University
Downloads 395 (163,006)
Citation 1

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Overconfidence, Risk-Aversion, Firm Value, Underinvestment, M&A, Economic Uncertainty

6.

Curbing Managerial Myopia: The Role of Managerial Overconfidence in Owner-Managed Firms and Professionally Managed Firms

Number of pages: 61 Posted: 04 Apr 2017 Last Revised: 19 Jan 2018
Jingoo Kang, Jun-Koo Kang, Minwook Kang and Jungmin Kim
Nanyang Technological University (NTU) - Division of Strategy, Management & Organization, Nanyang Business School, Nanyang Technological University, Nanyang Technological University (NTU) - Division of Economics and Faculty of Business, The Hong Kong Polytechnic University
Downloads 374 (172,842)
Citation 1

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Overconfidence, Myopia, Present Bias, Hyperbolic Discounting, Firm Value, Investment, Owner-Manager, Professional Manager

7.

Profiting from Rival Firms’ Cyberattacks: Evidence from Informed Trading by Insiders with Social Ties

Nanyang Business School Research Paper No. 23-04
Number of pages: 75 Posted: 08 Feb 2023 Last Revised: 05 Oct 2023
Jun-Koo Kang, Jungmin Kim and Fangbo Si
Nanyang Business School, Nanyang Technological University, Faculty of Business, The Hong Kong Polytechnic University and Jinan University - Management School
Downloads 184 (354,832)

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Insider Trading, Peer Firm, Peer Insider, Cyberattack, Cyber Risk, Social Network, Nonworkplace Tie, Nonboard Tie, Private Information

8.

Dancing with Family Owners: Is Shareholder Activism Effective in Family Firms?

Nanyang Business School Research Paper No. 24-14
Number of pages: 53 Posted: 20 Aug 2024
Jun-Koo Kang, Hyemin Kim and Jungmin Kim
Nanyang Business School, Nanyang Technological University, Hanyang University and Faculty of Business, The Hong Kong Polytechnic University
Downloads 137 (455,712)

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Shareholder activism, Family firm, Announcement return, Textual analysis, Hostile resistance, Board, Proxy fight, Spillover effect

9.

Does Ownership Structure Influence the Effect of Antitakeover Provisions on the Cost of Debt?

Nanyang Business School Research Paper No. 24-24
Number of pages: 47 Posted: 24 Oct 2024
Jun-Koo Kang, Yuzi Chen, Jungmin Kim and Hyun Seung Na
Nanyang Business School, Nanyang Technological University, Central University of Finance and Economics (CUFE) - School of Finance, Faculty of Business, The Hong Kong Polytechnic University and Korea University Business School (KUBS)
Downloads 126 (487,342)

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Antitakeover provision, Cost of bank debt, Debtholder wealth, Ownership structure, Family firm, Asset substitution

10.

The Real Effects of AI: Evidence from Corporate Investment Efficiency

Number of pages: 69 Posted: 13 Aug 2024 Last Revised: 18 Mar 2025
Sheng-Syan Chen, Jungmin Kim and Shu-Cing Peng
National Taiwan University, Faculty of Business, The Hong Kong Polytechnic University and National Central University - Department of Finance
Downloads 118 (512,689)

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Artificial intelligence (AI), investment efficiency, corporate investment, ChatGPT, textual analysis

11.

Bridging the Gap: The Impact of Board-Management Commonality on Firm Value and Board Decision-Making Effectiveness

Nanyang Business School Research Paper No. 24-13
Number of pages: 60 Posted: 12 Aug 2024 Last Revised: 29 Apr 2025
Jun-Koo Kang, Jungmin Kim, Shu-Cing Peng and Hayong Yun
Nanyang Business School, Nanyang Technological University, Faculty of Business, The Hong Kong Polytechnic University, National Central University - Department of Finance and Michigan State University - Department of Finance
Downloads 105 (559,475)

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Board-managment commonality, Board diversity, Management diversity, Support vector machine, Firm value, Board effectiveness

12.

The Real Effects of Ai: Evidence from Corporate Investment Efficiency

Number of pages: 59 Posted: 20 Mar 2025
Sheng-Syan Chen, Jungmin Kim and Shu-Cing Peng
National Taiwan University, Faculty of Business, The Hong Kong Polytechnic University and National Central University - Department of Finance
Downloads 67 (734,635)

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Artificial intelligence (AI), investment efficiency, corporate investment, textual analysis, ChatGPT

13.

Does Ownership Structure Influence the Effect of Antitakeover Provisions On the Cost of Debt?

Number of pages: 49 Posted: 24 Feb 2025
Yuzi Chen, Jun-Koo Kang, Jungmin Kim and Hyun Seung Na
Central University of Finance and Economics (CUFE) - School of Finance, Nanyang Business School, Nanyang Technological University, Faculty of Business, The Hong Kong Polytechnic University and Korea University Business School (KUBS)
Downloads 26 (1,088,673)

Abstract:

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Antitakeover provision, Cost of bank debt, Debtholder wealth, Ownership structure, Family firm, Asset substitution, Regression discontinuity