Dr. Hannes Ullrich

Dr. Hannes Ullrich

Deputy Head of Department
Firms and Markets Department

Research Topics and Working Areas
Hannes Ullrich is Deputy Head of the Department Firms and Markets at the DIW Berlin and Associate Professor of Economics at the University of Copenhagen. He is also a CESifo Research Affiliate and Senior Fellow at the Berlin Centre for Consumer Policies (BCCP). Hannes is an applied microeconomist with research interests in empirical industrial organization, health economics, and personnel economics. His work has been published in The Economic Journal, Management Science, the Journal of Health Economics, the Journal of Human Resources, and other peer-reviewed outlets. He holds a Starting Grant from the European Research Council for research on antibiotic prescribing and resistance.

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Publications

Quantitative Marketing and Economics

Complementarities between Algorithmic and Human Decision-making: The Case of Antibiotic Prescribing

2024 | Michael Allan Ribers, Hannes Ullrich
Journal of Human Resources

Provider Effects in Antibiotic Prescribing: Evidence from Physician Exits

2024 | Shan Huang, Hannes Ullrich
Economics Letters

Assessing the value of data for prediction policies: The case of antibiotic prescribing

2022 | Shan Huang, Michael A. Ribers, Hannes Ullrich
Management Science

Career prospects and effort incentives: evidence from professional soccer

2016 | Jeanine Miklós-Thal and Hannes Ullrich
Journal of Health Economics

Regulation of pharmaceutical prices: evidence from a reference price reform in Denmark

2014 | Ulrich Kaiser, Susan Mendez, Thomas Rønde, and Hannes Ullrich
DIW aktuell ; 115 : Sonderausgaben zur Bundestagswahl 2025 / 2025

Forschungsdatengesetz: Fakten stärken Vertrauen in Politik und Wissenschaft

2025| Alexander Schiersch, Hannes Ullrich
DIW Wochenbericht 38 / 2024

Praxen, die häufiger Antibiotika verschreiben, erreichen keine höhere Behandlungsqualität: Interview

2024| Hannes Ullrich, Erich Wittenberg
DIW Wochenbericht 38 / 2024

Große Unterschiede bei Antibiotikaverschreibungen lassen auf Ineffizienzen schließen

2024| Shan Huang, Hannes Ullrich
DIW Discussion Papers 2091 / 2024

Returns to Data: Evidence from Web Tracking

2024| Hannes Ullrich, Jonas Hannane, Christian Peukert, Luis Aguiar, Tomaso Duso
Refereed essays Web of Science

Provider Effects in Antibiotic Prescribing: Evidence from Physician Exits

In: Journal of Human Resources (2026), im Ersch. [online first: 2024-05-08] | Shan Huang, Hannes Ullrich
Refereed essays Web of Science

Complementarities between Algorithmic and Human Decision-making: The Case of Antibiotic Prescribing

In: Quantitative Marketing and Economics 22 (2024), S. 445–483 | Michael Allan Ribers, Hannes Ullrich
Externe Working Papers

Machine Predictions and Human Decisions with Variation in Payoffs and Skill: The Case of Antibiotic Prescribing

Berlin: Berlin School of Economics, 2023, 51 S.
(Berlin School of Economics Discussion Papers ; 0027)
| Michael Allan Ribers, Hannes Ullrich
Other refereed articles

Gesundheitsdaten: Von Nachbarländern lernen

In: Wirtschaftsdienst 103 (2023), 11, S. 737-740 | Martin Fischer, Hendrik Jürges, Stefan Mangelsdorf, Simon Reif, Hannes Ullrich, Amelie Wuppermann
Refereed essays Web of Science

Assessing the Value of Data for Prediction Policies: The Case of Antibiotic Prescribing

In: Economics Letters 213 (2022), 110360, 4 S. | Shan Huang, Michael Allan Ribers, Hannes Ullrich

Lectures

Vortrag

Career Concerns and Managerial Risk Taking: Evidence from the NFL

Hannes Ullrich
Berlin, 21.01.2026
| Brown Bag Seminar Industrial Economics
Vortrag

Competitive Pressure and Antibiotic Prescribing in Primary Care

Hannes Ullrich
Hamburg, 26.06.2025
| Labour and Applied Economics: Research Seminar, Universität Hamburg
Vortrag

AI Adoption in Primary Care: The Case of Antibiotic Prescribing

Shan Huang, Renke Schmacker, Hannes Ullrich
Venedig, Italien, 23.06.2025 - 24.06.2025
| Digital Healthcare: Venice Summer Institute 2025
Vortrag

Machine Predictions and Human Decisions with Variation in Payoffs and Skill: The Case of Antibiotic Prescribing

Shan Huang, Michael Ribers, Renke Schmacker, Hannes Ullrich
Berlin, 03.06.2025
| Research Seminar: Center for Humans and Machines, Center for Humans and Machines, Max Planck Institute for Human Development
Vortrag

Algorithmic and Human Decision-Making in Antibiotic Prescribing

Michael Ribers, Hannes Ullrich
Berlin, 14.05.2025 - 15.05.2025
| Artificial Intelligence in Public Health Research: Symposium, Robert Koch-Institut

Research Projects

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