Dr. Hendrik Döpper

Düsseldorf Institute for Competition Economics (DICE)
Heinrich Heine University Düsseldorf
Universitätsstr. 1
40225 Düsseldorf
Germany

Building 24.31 Room 01.43
Tel.: +49 211 81-10068

Educational Background
01/2024	Doctor rerum politicarum, Heinrich Heine University Düsseldorf
02/2023 - 05/2023	Visiting Fellow, Harvard University (Department of Economics)
10/2014 - 10/2017	M.Sc. Economics, Heinrich Heine University Düsseldorf
2013 - 2017	Mathematics (no degree, completed 70 ECTS of the Mathematics Bachelor), University of Hagen
10/2011 - 10/2014	B.Sc. Economics, Heinrich Heine University Düsseldorf

Positions
Since 03/2024	Postdoc, Düsseldorf Institute for Competition Economics, Heinrich-Heine University Düsseldorf
04/2018 - 02/2024	Doctoral Researcher, Düsseldorf Institute for Competition Economics, Heinrich-Heine University Düsseldorf
04/2017 - 03/2018	Economist, Düsseldorf Competition Economics GmbH (formerly: DICE Consult GmbH)

Recent Research
The Portfolio Power Theory Revisited: Evidence from Cross-Category Mergers in US Retailing (single-authored) Early-stage research Working paper: Link to personal website Rising Markups and the Role of Consumer Preferences (joint with Alexander MacKay, Nathan Miller, Joel Stiebale) Revisions requested from Journal of Political Economy Working paper: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3939126 Robert F. Lanzillotti Prize for the best paper in antitrust economics (IIOC 2022) Combinable Products, Price Discrimination, and Collusion (joint with Alexander Rasch) Published in International Journal of Industrial Organization, Volume 94 (May 2024) Link to published version A Bargaining Perspective on Vertical Integration (joint with Geza Sapi (DG Comp), Christian Wey) Published in Canadian Journal of Economics, Volume 57, Issue 1 (February 2024) Link to published version

Recent Research

The Portfolio Power Theory Revisited: Evidence from Cross-Category Mergers in US Retailing (single-authored)
- Early-stage research
- Working paper: Link to personal website
Rising Markups and the Role of Consumer Preferences (joint with Alexander MacKay, Nathan Miller, Joel Stiebale)
- Revisions requested from Journal of Political Economy
- Working paper: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3939126
- Robert F. Lanzillotti Prize for the best paper in antitrust economics (IIOC 2022)
Combinable Products, Price Discrimination, and Collusion (joint with Alexander Rasch)
- Published in International Journal of Industrial Organization, Volume 94 (May 2024)
- Link to published version
A Bargaining Perspective on Vertical Integration (joint with Geza Sapi (DG Comp), Christian Wey)
- Published in Canadian Journal of Economics, Volume 57, Issue 1 (February 2024)
- Link to published version

Teaching and Research Interests
Empirical Industrial Organization Competition Economics

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