Research


Working Papers


"Machine Learning Estimation of Heterogeneous Causal Effects: Empirical Monte Carlo Evidence", revision requested from Econometrics Journal, joint work with Michael Knaus and Michael Lechner. 

"Direct and Indirect Effects based on Changes-in-Changes", revision requested from Journal of Business and Economic Statistics, joint work with Martin Huber and Mark Schelker.

"Religion and Terrorism: Evidence from Ramadan Fasting", joint work with Roland Hodler and Paul Raschky.
 
Identifying Causal Channels of Policy Reforms with Multiple Treatments and Different Types of Selection”, revision requested from Journal of Econometric Methods, joint work with Annabelle Doerr, Online Appendices.


Articles in Peer-Reviewed Scientific Journals

"Heterogeneous Employment Effects of Job Search Programs: A Machine Learning Approach", 2020, Journal of Human Resources, forthcoming, joint work with Michael Knaus and Michael Lechner, Online Appendices.

"Sorting on the Used-Car Market After the Volkswagen Emission Scandal", 2020, Journal of Environmental Economics and Management, 101, joint work with Michael Lechner, Online Appendices.

"Expropriations, Property Confiscations and New Offshore Entities: Evidence from the Panama Papers", 2020, Journal of Economic Behavior and Organization, 171, pp. 132-152, joint work with Ralph-Christopher Bayer, Roland Hodler, and Paul Raschky, Monash Impact Blog, ICIJ Blog.

Practical Procedures to Deal with Common Support Problems in Matching Estimation”, 2019, Econometric Reviews, 38(2), pp. 193-207, joint work with Michael Lechner. Online Appendices.

Direct and Indirect Effects of Training Vouchers for the Unemployed”, 2018, Journal of the Royal Statistical Society, Series A, 181(2), pp. 441-463, joint work with Martin Huber and Michael Lechner, Online Appendices.

Employment and Earnings Effects of Awarding Training Vouchers in Germany”, 2017, Industrial and Labor Relations Review, 70(3), pp. 767-812, joint work with Annabelle Doerr, Bernd Fitzenberger, Thomas Kruppe, and Marie Paul.

Return-to-Job During and After Maternity Leave”, 2016, International Journal of Human Resource Management, 27(2), pp. 803-831, joint work with Bernd Fitzenberger and Susanne Steffes.

Health and Economic Development: Evidence from the Introduction of Public Health Care”, 2013, Journal of Population Economics, 26(4), 1549-1584, joint work with Uwe Sunde.


Publications with Short Revision Process


Measuring Funds of Hedge Funds Performance Using Quantile Regressions: Do Experience and Size Matter?”, 2009, Journal of Alternative Investments, Vol. 12(2), pp. 41-53, joint work with Roland Füss and Dieter Kaiser.


Popular Science Publications


Einflussfaktoren auf die Performance von Dach-Hedgefonds”, 2009, Zeitschrift für das gesamte Kreditwesen, Vol. 62(8), pp. 371 – 374, joint work with Roland Füss.        "Tony Strittmatter"