A signal is privacy-preserving with respect to a collection of privacy sets, if the posterior probability assigned to every privacy set remains unchanged conditional on any signal realization. We characterize the privacy-preserving signals for arbitrary state space and arbitrary privacy sets. A...

We study the GDPR's opt-in requirement in a model with a firm that provides a digital service and consumers who are heterogeneous in their valuations of the firm's service as well as the privacy costs incurred when sharing personal data with the firm. We show that the GDPR boosts demand for the...

Regulatory and sociological resistance to new market-driven technologies, particularly to those that rely on collection and analysis of personal data, is prevalent even in cases where the technology creates large social value and saves lives. This article is a case study of such tragic...

We study how the introduction of a law protecting consumer data privacy affects the cost of credit in the US mortgage market. Our estimates reveal that the California Consumer Protection Act increases loan spreads charged by banks by 8 basis points but that it has no effect on the fixed...

Der im Februar 2023 erschienene Kommentar zum Bundesstatistikgesetz bietet erstmals seit dem letzten Kommentar aus dem Jahr 1988 eine aktualisierte rechtliche Einordnung der Regelungen des Bundesstatistikgesetzes. Der Beitrag stellt anlässlich dieser neuen Kommentierung die statistikrechtlichen...

Smart city applications are increasingly deployed in urban spaces around the world. We contend that they only merit the attribute “smart” if they embody what we term “substantial smartness”. To develop this concept, we draw on both political and legal theories to show that citizen...

The provision of biometric surveillance systems in cities’ administration in Brazil is commonly delegated to private companies, where businesses supply facial recognition technologies (FRTs) to law enforcement entities. These public-private partnerships often manifest a lack of transparency,...