Consumer confidence in payment card systems has been built up over many decades. Cardholders expect to use their cards to execute payment instructions in a reliable and timely manner. Data breaches that degrade the perceived safety and reliability of payment cards may weaken consumer confidence...

The ubiquitous process of digitization changes economic competition on markets in several ways and leads to the emergence of new business models. The increasing roles of digital platforms as well as data-driven markets represent two relevant examples. These developments challenge competition...

We investigate the effect of an EU-wide consumer protection regulation on consumer trust as well as consumer behavior. The Unfair Commercial Practice Directive (UCPD) was implemented by EU member states between 2007 and 2010. We utilize data from the Special and Flash Eurobarometer for the years...

We investigate the effect of an EU-wide consumer protection regulation on consumer trust as well as consumer behavior. The Unfair Commercial Practice Directive (UCPD) was implemented by EU member states between 2007 and 2010. We utilize data from the Special and Flash Eurobarometer for the years...

As a result of datafication (the generation and acquisition of personal data from automated processes), consumers' activities generate large data streams. Analysis of these streams reduces privacy and shifts power towards data controllers. Consumers often contractually agree to this analysis of...