Dr. habil. Bernhard Zwergel
Bernhard Zwergel ist wissenschaftlicher Mitarbeiter des Lehrstuhls für nachhaltige Finanzwirtschaft (Prof. Dr. Christian Klein) an der wirtschaftswissenschaftlichen Fakultät der Universität Kassel. Im Rahmen der Forschung liegt sein besonderer Fokus auf der Analyse des Verhaltens privater und institutioneller nachhaltiger Anleger. Außerdem beschäftigt er sich mit Nachhaltigkeitsratings sowie der Performancemessung und Gestaltung nachhaltiger Portfolios, Fonds und Indizes.
Forschungsthemen
- Nachhaltige Finanzprodukte,
- Nachhaltigkeits-Label
- Privatanleger*innen
- Ratingagenturen
Ausgewählte Publikationen
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Policy Brief
PB 4/2024: Does MiFID II enable private investors to invest sustainably?
MiFID II is a comprehensive regulatory framework aimed at increasing transparency and oversight in the European financial markets, improving investor protection, and preventing market abuse.…
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Wissenschaftliche Publikation
Finance Research Letters: Rating changes revisited: New evidence on short-term ESG momentum
Environmental, social and governance (ESG) ratings are mainstream in sustainable finance. This paper provides important evidence on the effects of ESG rating changes on companies’…
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Wissenschaftliche Publikation
Corporate Finance: New evidence on German retail investors: The desire to make an impact
To achieve the goals of the Paris Agreement, massive investments in the real economy are needed. We propose providing long-term interest subsidized loans to companies…
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Wissenschaftliche Publikation
The Accounting Review: Spillover effects of tax avoidance on peers‘ firm value
This research examines spillover effects of tax avoidance on peers‘ firm value using the setting of the European Commission’s state aid investigations of private letter…
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Wissenschaftliche Publikation
Journal of Business Ethics: Active first movers vs. late free-riders? An empirical analysis of UN PRI signatories‘ commitment
Joining voluntary thematic initiatives can be a means for firms to legitimate their business activities. However, a lack of review mechanisms could create incentives for…
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Wissenschaftliche Publikation
Journal of Asset Management: The effect of environmental sustainability on credit risk
The European Commission has proposed establishing a framework that redirects capital to sustainable investments in order to foster sustainable economic growth. A key proposal from…
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Wissenschaftliche Publikation
Business Strategy and the Environment: Integrated reporting of environmental, social, and governance and financial data: Does the market value integrated reports?
The concept of reporting nonfinancial information within the annual report, so-called Integrated Reporting (IR) is a rising topic in reporting practice. Supporters claim that IR…
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Wissenschaftliche Publikation
Schmalenbachs Business Review: Investment Barriers and Labeling Schemes for Socially Responsible Investments
Given the increasing role of socially responsible investing (SRI), but still limited participation of individual (i.e. small, retail) investors, the objective of this study is…
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Wissenschaftliche Publikation
Credit and Capital Markets: Drivers of Socially Responsible Investments Across Europe
The European Union wants to foster the sustainable growth of the economy by using the financial markets as an intermediary. Thus, politicians need to know…
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Wissenschaftliche Publikation
Journal of Sustainable Finance & Investment: On the heterogeneity of sustainable and responsible investors
We demonstrate that German retail investors have very heterogeneous requirements pertaining to ‘sustainable investments’ as a group, based on a representative survey (n = 1014). According to…
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Wissenschaftliche Publikation
Journal of Business Ethics: Individual and regional Christian religion and the consideration of sustainable criteria in consumption and investment decisions: An exploratory econometric analysis
The concept of sustainable and responsible (SR) investments expresses that every investment should be based on the SR investor’s code of ethics. To a large…
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Wissenschaftliche Publikation
Journal of Applied Accounting Research: Board composition and corporate risk-taking: a review of listed firms from Germany and the USA
Corporate governance is a crucial factor when considering excessive corporate risk-taking. Since corporate boards play such an important role in corporate governance, the purpose of…
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Wissenschaftliche Publikation
Sustainability: Exploring the Supply-Demand-Discrepancy of Sustainable Financial Products in Germany from a Financial Advisor’s Point of View
Although retail investors’ interest in sustainable investment is constantly increasing, German credit unions and co-operative banks offer few sustainable financial products. The purpose of the…
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Wissenschaftliche Publikation
Corporate Finance: Sustainable and conventional mutual funds: Do they really differ?
This study empirically analyzes the claim that sustainable funds are masked conventional funds for a small part of the German equity fund market. Additionally, we…
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Wissenschaftliche Publikation
Corporate Ownership and Control: The Effects of Ownership Concentration on Sustainability: A Case of Listed Firms from USA, UK and Germany
Concentrated ownership has been speculated to play a direct role in leading firms to focus more on long-term sustainability. Concentrated ownership, however, can take many…
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Wissenschaftliche Publikation
BuR – Business Research: Comparing those who do, might and will not invest in sustainable funds – A survey among German retail fund investors
In this paper, we empirically examine whether superior performance in corporate social responsibility (CSR) results in lower credit risk, measured by credit ratings and zero-volatility spreads (z-spreads).…
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Wissenschaftliche Publikation
Journal of Banking & Finance: Corporate social responsibility and Eurozone corporate bonds: The moderating role of country sustainability
In this paper, we empirically examine whether superior performance in corporate social responsibility (CSR) results in lower credit risk, measured by credit ratings and zero-volatility spreads (z-spreads).…
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Wissenschaftliche Publikation
Qualitative Research in Financial Markets: Private ethical fund investors across countries and time: A survey-based review
This paper aims to provide an overview of the literature to point out similarities and differences among private ethical investors across countries and time. Over…
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