Der vorliegende Beitrag erörtert die wichtigsten Herausforderungen, die sich durch die Digitalisierung stellen. Analysiert werden die Fragen, inwiefern die die Digitalisierung zu einer Monopolisierung von Märkten führt, wie das Kartellrecht nach der 9. GWBNovelle diese Befürchtungen...

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...

A tying arrangement is a seller’s requirement that a customer may purchase its “tying” product only by taking its “tied” product. In a variable proportion tie the purchaser can vary the amount of the tied product. For example, a customer might purchase a single printer, but either a...

Antitrust enforcement is entering a period of transition in the United States. The election of Barack Obama as President and his executive branch, regulatory, and judicial appointments will have importance consequences for antitrust law and enforcement, although most observers believe that these...

This chapter aims at elucidating the economic basis for antitrust law generally, and the Israeli Restrictive Trade Practices Law specifically. It follows antitrust's intellectual progression, beginning with standard price theory underpinning static efficiency analysis, thereafter moving through...

Using the overcharge estimates for 333 cartel episodes, we evaluate the impact of cartel characteristics and changes in the market and legal environment on the magnitude of overcharges imposed by private cartels in the US and other geographic markets as early as the 18th century. The median...

Using the overcharge estimates for 395 cartel episodes, we evaluate the impact of cartel characteristics on the size of overcharges imposed by cartels in different geographic markets and during six antitrust law regimes starting from the 18th century. We find that the average overcharge imposed...

This paper brings up to date an on-going statistical analysis of the fines imposed in cartel prosecutions commenced between 1998 and 2006 by the European Commission and courts on appeal under the 1998 Penalty Guidelines and completed to the end of October 2010. Based on an analysis of all 46...

The English courts in Sainsbury's v. MasterCard and Morrisons v. MasterCard came to opposite conclusions on the illegality of MasterCard's multilateral interchange fees (MIFs). While both courts posited bilateral counterfactuals, the Competition Appeal Tribunal (CAT) in Sainsbury's held that...

Platform businesses that facilitate connections between different stakeholders play an increasingly prominent role in the economy. In 2018, the U.S. Supreme Court issued a seminal decision, Ohio et. al. v. American Express, on the analysis of antitrust issues involving these sorts of businesses....