Short Biography
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since 09/ | Professor of Finance at the University of Mannheim |
| 2007–2009 | Visiting Assistant Professor at the University of Texas (Austin) |
| 2005–2009 | Habilitation (Postdoctoral Dissertation) at the University of Cologne |
| 2000–2005 | Doctorate at the University of Cologne |
| 1994-2000 | Diploma in Economics at the University of Konstanz |
Selected publications
Journal Articles
- Agarwal, V., Weigert, F. and Ruenzi, S. (2023). Unobserved performance of hedge funds. The Journal of Finance (forthcoming).
- Hillert, A., Niessen-Ruenzi, A. and Ruenzi, S. (2023). Mutual fund shareholder letters: Flows, performance, and managerial behavior. Management Science (forthcoming).
- Focke, F., Ruenzi, S. and Ungeheuer, M. (2020). Advertising, attention, and financial markets. The Review of Financial Studies, 33, 4676-4720.
- Ruenzi, S., Ungeheuer, M. and Weigert, F. (2020). Joint extreme events in equity returns and liquidity and their cross-sectional pricing implications. Journal of Banking & Finance, 115.
- Niessen-Ruenzi, A. and Ruenzi, S. (2019). Sex matters: Gender bias in the mutual fund industry. Management Science, 65, 3001-3025.
- Fousseni, C.-Y., Ruenzi, S. and Weigert, F. (2018). Crash sensitivity and the cross section of expected stock returns. Journal of Financial and Quantitative Analysis : JFQA, 53, 1059-1100.
- Agarwal, V., Ruenzi, S. and Weigert, F. (2017). Tail risk in hedge funds : a unique view from portfolio holdings. Journal of Financial Economics, 125, 610–636.
- Hoechle, D., Ruenzi, S., Schaub, N. and Schmid, M. (2017). The impact of financial advice on trade performance and behavioral biases. Review of Finance, 21, 871–910.
- Koch, A., Ruenzi, S. and Starks, L. T. (2016). Commonality in liquidity: a demand-side explanation. The Review of Financial Studies, 29, 1943-1974.
- von Lilienfeld-Toal, U. and Ruenzi, S. (2014). CEO Ownership, Stock Market Performance, and Managerial Discretion. The Journal of Finance, 69, 1013-1050.
- Bär, M., Kempf, A. and Ruenzi, S. (2011). Is a team different from the sum of its parts? Evidence from mutual fund managers. Review of Finance, 15, 359–396.
- Kempf, A., Ruenzi, S. and Thiele, T. (2009). Employment risk, compensation incentives, and managerial risk taking: Evidence from the mutual fund industry. Journal of Financial Economics, 92, 92–108.
- Ruenzi, S. and Kempf, A. (2008). Tournaments in Mutual Fund Families. The Review of Financial Studies, 21, 1013-1036.
Working Papers
- Unobserved Performance of Hedge Funds (with Vikas Agarwal and Florian Weigert), 2023, Forthcoming: Journal of Finance.
- Mutual Fund Shareholder Letters: Flows, Performance, and Managerial Behavior (with Alexander Hillert and Alexandra Niessen-Ruenzi), 2023, Forthcoming: Management Science.
- Financial Advice and Retirement Savings (with Daniel Hoechle, Nic Schaub and Markus Schmid), 2023
- The Social Transmission of Non-Infectious Diseases: Evidence from the Opioid Epidemic (with Kai Maeckle), 2022 (EuHEA 2022, EEA 2022, ASSA 2023).
- The Impact of Role Models on Women's Self-Selection in Competitive Environments (with Kristina Meier and Alexandra Niessen-Ruenzi), 2020 (EFA 2018, EEA 2018, AFA 2019).
- Daily Winners and Losers (with Alok Kumar and Michael Ungeheuer), 2021 (AFA 2018).
- M&A(dvertising) (with Alexander Hillert and Anja Kunzmann), 2019 (AFA 2019).
- Institutional Investors and Carbon Emissions: Evidence from the US EPA’s Semi-scientific Reporting Mandate (with Santanu Kundu).
- Corporate Fraud Risk and Stock Market Performance (with Lena Jaroszek and Alexandra Niessen-Ruenzi), 2017.
- Advertising and Media Bias – General Evidence and a Case Study on Pharmaceutical Drugs (with Florens Focke and Alexandra Niessen-Ruenzi), 2016 (AEA 2016 Poster).
- The Impact of Diversity on Performance: Large Sample Evidence from the Mutual Fund Industry (with Michaela Bär and Alexandra Niessen-Ruenzi), 2008.
Academic Awards
- Inquire Europe Grant, Research grant for “Exporting Carbon Emissions? Evidence from Space” (2022)
- Research Prize as best researcher at the University of Mannheim Business School (2022)
- Engelbert Dockner Memorial Prize, Best Paper Award, for "Financial Advice and Bank Profits” (2017)
- bai Research Award, for "Financial Advice and Bank Profits” (2017)
- Rothschild Caesare Center Conference, Herzilya, Best Paper Award, for "Sex Matters – Gender and Prejudice in the Mutual Fund Industry” (2012)
- SWFA Best Conference Paper Award, Southwest Finance Association Annual Meeting für "Why Managers Hold Shares of Their Firm: Empirical Evidence” (2008)
- Academy of Management Emerald Best Student Paper, Academy of Management Annual Meeting für The Impact of Work Group Diversity on Performance: Large Sample Evidence from the Mutual Fund Industry (2008)
- SABE Best Conference Paper Award, for "Sex Matters: Gender Differences in a Professional Setting” (2007)
- Acatis Value Price (2. Platz), Award for the best Paper focusing on “Value Investing” for “Why Managers Hold Shares of Their Firm: Empirical Evidence” (2007)
- DGF Outstanding Conference Paper, Best Paper Award at the 13th annual conference of the DGF for "Sex Matters: Gender Differences in a Professional Setting” (2006)
- Swisscanto Award, Best professional paper in “Financial Markets and Portfolio Management” for “Mutual Fund Growth in Standard and Specialist Market Segments” (2005)
- GFC Best Paper Award, 10th Global Finance Conference für “Tournaments in Mutual Fund Families” (2003)
- BSI Gamma Foundation Grant, Research fellowship for “Tournaments in the Mutual Fund Industry” (2001)
Press Coverage
- Articles covering my research were published in: New York Times, Wall Street Journal, International Herald Tribune, Financial Times, La Nación, Les Echos, Le Temps, Valor Econômico, FAZ, Handelsblatt, Süddeutsche Zeitung, Börsenzeitung, Financial Times Deutschland, Neue Zürcher Zeitung, u.v.a.
- Further media coverage in numerous online publications and radio (e.g. WDR, Radio-Z) as well as TV (ARD Morgenmagazin).