Economic theory suggests that gasoline retail markets are prone to collusive behavior. Oligopoly market structures prevail, market interactions occur frequently, prices are highly transparent, and demand is rather inelastic. A recent sector inquiry in Germany backed suspicions of tacit collusion...

Price levels and movements on gasoline and diesel markets are heavily debated among consumers, policy-makers, and competition authorities alike. In this paper, we empirically investigate how and why price levels differ across gasoline stations in Germany, using eight months of data from a novel...

We use a novel data set with exact price quotes from virtually all German gasoline stations to empirically investigate how a temporary variance in local market structure - induced by restricted opening hours of specific players - affects price competition. We focus on stations selling gasoline...

Sind die steigenden Benzinpreise ein Zeichen mangelnden Wettbewerbs auf den Öl- und Kraftstoffmärkten? Was kann die Einrichtung einer »Markttransparenzstelle« beim Bundeskartellamt bewirken? Für Justus Haucap, Universität Düsseldorf und Vorsitzender der Monopolkommission, sollten...

Sind die steigenden Benzinpreise ein Zeichen mangelnden Wettbewerbs auf den Öl- und Kraftstoffmärkten? Was kann die Einrichtung einer »Markttransparenzstelle« beim Bundeskartellamt bewirken? Für Justus Haucap, Universität Düsseldorf und Vorsitzender der Monopolkommission, sollten...

Petrol prices tend to be subject to regular changes, often changing more than once a day in many countries, and the number of changes appears to increase. For example, a recent sector inquiry by Germany's competition authority has found that the number of price changes has almost tripled between...