Current research

Working and discussion papers

Fugger, Nicolas and Ulrich Laitenberger: Split-Award Auctions and Supply Disruptions in the German Market for Generic Drugs. Last version (April 2024)
Hunold, Matthias, Laitenberger, Ulrich and Guillaume Thébaudin: The Power of Suppression: Amazon's Buybox Policy and Seller Coordination (November 2023). previously circulated version: Bye-box: An Analysis of non-promotion on the Amazon market place. CRED Discussion Paper 2022 N°4 (June 2022), Economics of Platforms Seminar.
Gomez-Herrera, Estrella, Ulrich Laitenberger and Frank Müller-Langer: Platform market power in online labor markets: Evidence from a fee change. Last version (May 2023). Upon request. Submitted
Kummer, Michael, Ulrich Laitenberger, Daniel Hughes: When Care Breaks: Online Reviews and Healthcare Continuity. (September 2023)

Belletti, Chiara, Ulrich Laitenberger and Paola Tubaro: Crowd-sourcing AI Related Tasks: Insights from an Online Labor Platform.
Eggenschwiler, Matthias, Ulrich Laitenberger and Max Pachali: The impact of sustainabilty label regulation.
Hunold, Matthias, Heiko Karle, Ulrich Laitenberger and Jannika Schad: Seller Competition and Platform Coexistence: Evidence from Real Estate Platforms.
Kotschedoff, Marco and Ulrich Laitenberger: More sustainable E-Commerce through Repairability? Evidence from the French Repairability Index.

Fiuza, Eduardo, Ulrich Laitenberger, Alexis Larousse, and Christine Zulehner: Small firm policies: Right of first refusal in procurement auctions. September 2020.
Magalhães Barros, Francisco, Marcus de Britto and Ulrich Laitenberger: Broadband internet and educational inequality: Evidence from the Covid19 pandemic in Brazil. September 2022.

Raphaela Andres (@ZEW). Defended May 2024.
Chiara Belletti (funded by ANR-HUSH; now at LMU Munich). Defended May 2024.
Francisco Magalhaes Barros (funded by ANATEL, co-supervised with Marc Bourreau; now at ARCEP). Defense expected Fall 2024.