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Head of Junior Research Group, since January 2019
Previously, Advisor to the Board and Senior Researcher at ZEW. Background in financial economics. Used machine learning for game programming as a teen, now interested in its omnipresence in economic interactions. Choir singer.
Current research projects
My current research projects focus on the intersections of digital platforms, market design and algorithmic decision-making. Since the Junior Research Group has only recently been set up, my research projects in this area are an almost exact match with the projects of the group. More 
Past research projects
Expectations, uncertainty & financial markets
Processing information, forming expectations and acting accordingly is an important driver of economic activity and especially financial markets. My research in this area did focus particularly on the origins and the effects of uncertainty.
- The effects of uncertainty on market liquidity: Evidence from Hurricane Sandy, with Ryan Riordan, Nico Rottke and Joachim Zietz, Journal of Financial Economics, 2019.
Awarded price for best scientific achievement 2017/2018 at ZEW. - Unprecedentedness of economic conditions as a source of uncertainty, work in progress.
Methods
- Treatment effect estimation under predictive power considerations, in preparation for submission.
- Testing and visualizing conditional covariate balance, in preparation for submission.
- Statistical significance as outlier detection, work in progress.
Policy work and outreach activities
- ZEW podcast: The German digital contact tracing app, February 2021.
- ZEW policy brief: A
lab in the field
for the German digital contact tracing app, December 2020, with exemplary press coverage. - ZEWnews: Q&A - Pretty Much Every Other Mainstream App Collects More Sensitive User Data, October 2020.
- Wirtschaftsdienst: Using incentives to foster participation in the German digital contact tracing app, May 2020.
- ZEWnews: Q&A - We Need to Better Understand the Impact of Algorithmic Decision-Making, July 2019.
- ZEWnews: Q&A - How groundbreaking is blockchain technology?, June 2018, with media coverage.
- Big Data Working Group of Deutsche Bundesbank, External expert, July 2015 - October 2017. Provided guidance on using machine learning methods and new kinds of data for central banking and banking supervision.
- ZEW Financial Market Survey, Co-lead, 2014-2016. Running and commenting on the results of Germany's best-known financial market expectations survey with wide media coverage.