Although the pricing dynamics of hardcore cartels have been studied intensively from a theoretical perspective, empirical evidence is still rare. We combine publicly available data with a unique private data set of about 340,000 market transactions from 36 smaller and larger customers of German...

Cartel detection is usually viewed as a key task of either competition authorities or compliance officials in firms with an elevated risk of cartelization. We argue that customers of hard core cartels can have both incentives and possibilities to detect such agreements on their own initiative...

A budget-constrained buyer wants to purchase items from a shortlisted set. Items are differentiated by quality and sellers have private reserve prices for their items. Sellers quote prices strategically, inducing a knapsack game. The buyer's problem is to select a subset of maximal quality. We...

A budget-constrained buyer wants to purchase items from a shortlisted set. Items are differentiated by quality and sellers have private reserve prices for their items. Sellers quote prices strategically, inducing a knapsack game. The buyer's problem is to select a subset of maximal quality. We...

Im ifo Schnelldienst Nr. 19 vom Oktober 2004 wurde detailliert über den Messansatz der EU-Studie B2B Metrics berichtet. In diesem Beitrag wird ein Teil der Ergebnisse der Studie vorgestellt. Der Schwerpunkt liegt auf den Befunden zur Nutzung von B2B-Anwendungen in der Automobilwirtschaft und...

This paper studies the role of communication and reputation in market interactions using data from online procurement auctions. Not only positive reputation ratings but also engaging in communication increases a bidder's probability of winning the auction. Messages are primarily used to reduce...