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...

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,...

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...

This paper introduces optimal competition: the best form of competition in an industry that a competition authority can achieve under the information constraint that it cannot observe firms' effciency levels. We show that the optimal competition outcome in an industry becomes more competitive as...

The European Union’s Digital Markets Act (DMA) initiative, which is set to introduce ex ante regulatory rules for “gatekeepers” in online platform markets, is one of the most important pieces of legislation to emanate from Brussels in recent decades. It not only has the potential to...

Governments must anticipate today's fast moving technologies to be effective. Blockchain potentially is the ideal tool to assist antitrust in enforcing regulation and fully exploiting its core principles—competition and consumer welfare. Blockchain offers antitrust an enormous opportunity and...

Similar to the Internet Era, which generated new value chains based on digital marketplaces, the block-chain has the potential to be the next cutting-edge technology which will revolutionize markets. Block-chain technology built on a consensus mechanism can make intermediaries [or third parties]...

Regulations of product markets serve legitimate objectives but, when ill-designed, can impose unnecessary restrictions on competition, and therefore on business dynamism, productivity and ultimately well-being. A recent update of the OECD’s Product Market Regulation indicator for Costa Rica...

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...

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...