This paper develops a model of the birth and death of cartels in the presence of enforcement activities by a Competition Authority (CA). We distinguish three sets of interventions: (a) detecting, prosecuting and penalizing cartels; (b) actions that aim to stop cartel activity in the short-term,...

This paper studies the welfare consequences of a vertical merger that raises rivals costs when downstream competition is à la Cournot between firms with constant asymmetric marginal costs. The main result is that such a vertical merger can nevertheless improve welfare if it involves a...

After describing the essential features of the book market, a welfare analysis of the fixed book price agreement is given. Allowance is made for the opportunity cost of reading. Theoretically, the agreement pushes up book prices and depresses book sales. However, more titles will be published,...

Merchant guilds have been portrayed as social networks that generated beneficial social capital by sustaining shared norms, effectively transmitting information, and successfully undertaking collective action. This social capital, it is claimed, benefited society as a whole by enabling rulers to...

This papers analyses how horizontal mergers affect innovation activities of the merged entity and its non-merging competitors. We develop an oligopoly model with heterogeneous firms to derive empirically testable implications. Our model predicts that a merger is more likely to be profitable in...

Gegenstand dieses Beitrags ist ein Überblick über den Status quo des Strombinnenmarkts und die jüngsten Kommissionsvorschläge für eine Änderung der Stromrichtlinie und den Erlass einer Netznutzungsverordnung für grenzüberschreitende Stromlieferungen. Besonderes Augenmerk wird der Frage...

Dieser Beitrag untersucht die Entwicklungen im restrukturierten kalifornischen Strommarkt. Dabei wird zu Beginn auf die Entwicklungen sowohl der Marktstrukturen als auch der Preise seit 1998 eingegangen. Anschließend wird nach den Ursachen für die enormen Preissteigerungen seit dem Frühsommer...

This paper outlines the essentials of electricity market regulation in the United States and in California. It deals with the Federal laws (PUHCA, FPA, PURPA, EPAct) and with the regulatory policy of the Federal Energy Regulatory Commission (FERC) (particularly order 888, 889, and 2000)....

This paper presents a broad retrospective evaluation of mergers and merger decisions in the digital sector. We first discuss the most crucial features of digital markets such as network effects, multi-sidedness, big data, and rapid innovation that create important challenges for competition...

The U.S. residential real estate agency market presents a puzzle for economic theory: commissions on real estate transactions have remained high for decades even though entry is frequent and costs are low. We model the real estate agency market, and other brokered markets, as a game in which...