Accumulating evidence points to the need for more vigorous antitrust enforcement in the
United States in three areas. First, stricter merger control is warranted in an economy where …

This paper gives a fresh account of competition in the digital economy. Economic analysis in
the field of industrial organization remains largely focused on a sophisticated version of the …

This article focuses on the economics of digital markets with particular emphasis on those
features that are commonly deemed critical for Antitrust. Digital markets are often …

There are powerful imperatives on governments to support innovation, which have only
grown more urgent amid slowing growth in the developed world and a rapidly changing …

Motivated by a number of high-profile antitrust cases, we study mergers when firms offer
differentiated products and compete in prices and investments. Since the net effect of the …

A proposal for moving from price-centric to innovation-centric competition policy, reviewing
theory and evidence on economic incentives for innovation. Competition policy and antitrust …

Google and Apple's smartphone and tablet 'app'stores are facing significant antitrust scrutiny
in Europe, culminating in enforcement action by the European Commission and specific …

This paper investigates the effects of “Big Tech” platform acquisitions on venture capital (VC)
funding for start-ups. We analyze 32,367 venture capital deals between 2010 and 2020, and …

This paper bridges the understanding of power in the global value chain literature and the
analysis of market power and barriers to entry in competition economics. It draws on …

To study the dynamic effects of antitrust policy on growth and welfare, we develop and
estimate the first general equilibrium model with Schumpeterian innovation, oligopolistic …