This article discusses the relationship between gasoline prices and market structure. A Cournot model was used to test if national oil companies have local market power. The commonly held belief that national oil companies in Germany excercise market power was not empirically supported despite...

We study the impact of late adoption of online banking and early presence on social media on the market power of small banks in Poland. We combine publicly available information with two unique, hand-collected datasets on the geo-location of all bank branches and on small banks' Internet and...

We evaluate behavior-based price discrimination from an antitrust perspective by focusing on an industry with inherited market dominance. Under horizontal differentiation behavior-based pricing does not by itself lead to persistence of dominance unless the dominant firm is protected by...

This paper analyzes the law and economics of United States v. Microsoft, a landmark case of antitrust intervention in network industries. The United States Department of Justice and 19 States sued Microsoft alleging (i) that it monopolized the market for operating systems of personal computers...

Over their two years of existence since deregulation began, the electricity markets operated by the California Power Exchange [PX] and Independent System Operator [ISO] have often seen wide price fluctuations and numerous episodes of prices clearly above marginal costs of generation. Both...

In this thesis, I have examined whether the current approach to competition policy is suitable for the distinct characteristics of the digital economy. It is particularly difficult to define the relevant market and rely on market share test as a proxy for market power in the digital economy...

In this paper, we provide an assessment of the evolution of markups in Italy in the last twenty years. To this aim, we resort to both macro and micro data and estimation techniques, namely reduced forms accounting measures (price-cost margins) and production function model-based indicators. When...

The study of market power in the primary food industry is of high interest to policymakers seeking to help develop poorer countries, due to its potential source to create market inefficiencies and hamper economic development. Recent papers have provided ample empirical evidence, that market...

Dieser Beitrag thematisiert die ökonomische Macht von Unternehmen in Österreich und stellt die Frage, ob diese - wie auch in anderen OECD-Ländern - zugenommen hat. Konzeptuell wird eine neuartige Differenzierung zwischen ökonomischer und politischer Macht sowie zwischen Marktmacht im engeren...

This study investigates the relationship between bank market power and firms’ financing constraints, indicated by the likelihood of being discouraged from applying for bank loans. The full data sample covers more than 72,000 small and medium-size enterprises (SMEs) in 113 countries around the...