Facebook, Amazon, Netflix and Google, as well as Twitter – the FANG companies – have transformed society with both positive and negative effects. Soaring consumer access to information, news, social networks, and entertainment has been stimulated by the ever-more ubiquitous and falling...

There can be no doubt that the FANG companies – Facebook, Amazon, Netflix and Google, as well as Twitter – have transformed society since their emergence. Like all social transformations, the changes wrought by their services have had ripple effects that are both positive and negative. On...

U.S. industries are facing intense pressures to become more energy efficient, driven by the need to lower the carbon footprints of energy-intensive sectors and to achieve energy security. A successful transition to a new era of efficient, low-carbon electricity production and usage will require...

We examine a deregulation of German pharmacists to assess its effects on retail and labor markets. From 2004 onward, the reform allowed pharmacists to expand their single-store firms and to open or acquire up to three affliated stores. This partial deregulation of multi-store prohibition reduced...

Digital markets have raised a number of new competition challenges. Ex-post competition policy appears not to be able to address them in their entirety and with the necessary speed. There is considerable consensus, among academics and policy-makers, that ex-ante regulatory policies are needed to...

The following is a compilation of short book reviews I have prepared over the past two years for the World Competition Law & Economics Review or the Institute for Consumer Antitrust Studies, Loyola University Chicago School of Law website. In one case, the book discussed was published in 2010,...

The aim of this paper is to construct indicators that measure the strength of policies aimed at preserving and promoting market competition by empowering antitrust and sectoral authorities. The indicators, which cover both general and sector-specific competition policies, extend previous OECD...

We submit these comments to the Federal Trade Commission and the U.S. Department of Justice in their review of the Horizontal Merger Guidelines. The Agencies ask, in Question 8: “Should the Guidelines be revised to explain more fully than in the current §1.521 how market shares and market...

A literature review shows that competition policy reforms allow markets to work more efficiently for the benefit of consumers and drive sustainable economic growth. Three main insights emerge: Greater market competition matters for achieving greater innovation, productivity, and economic growth....