The digital transformation of media ecosystems, characterised by algorithmic curation, platform monopolies, and AI-generated content, poses unprecedented challenges to liberal democracies. This paper develops an updated ordoliberal framework to identify four systemic risks: (1) erosion of...

Questions about market power have become salient in macroeconomics. We consider the role of institutional structures in addressing these within a dynamic general equilibrium framework. Standard models account for monopoly profits as a lump-sum transfer to the representative agent. We label this...

Privacy regulations like the General Data Protection Regulation aim to empower consumers with greater transparency and control over their personal data. In response, firms may exercise price discrimination in the form of versioning. This paper studies how these two aspects of privacy regulation...

Die Infrastruktur der deutschen Autobahnen ist von zentraler Bedeutung für den Wirtschafts-verkehr, den Tourismus und die Mobilität der Bürgerinnen und Bürger. Ein zentraler Bestandteil dieser Infrastruktur sind Haltepunkte entlang der Fernstraßen. Autobahnraststätten und Autohöfe dienen...

This study investigates how government policies affect the market environment and enterprise practices. We conduct a quasi-natural experiment, with a treatment group based on enterprises' investment circumstances to examine the impact of the Fair Competition Review System (FCRS) on enterprise...