In 2020, the Department of Justice (DOJ) filed an antitrust suit against Google alleging that Google has unlawfully monopolized the markets for general search services, search advertising, and general search text advertising. The complaint raises questions involving market definition, monopoly...

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...

The United States federal government preempted anti-competitive state and municipal telegraph regulations when the 1866 Post Roads Act was enacted. The act granted a de facto national franchise to build and operate a telegraph system anywhere in the United States to any telegraph company...

The purpose of this paper is to describe the institutions of antitrust enforcement in the United States and to test those institutions against a set of norms used to assess the operations of administrative agencies. The paper is part of a broader project studying global administrative agencies....

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...