Separating the ex post effects of mergers: an analysis of structural changes on the Hungarian retail gasoline market

  • Gergely Csorba, GÁBOR KOLTAY, +15 authors Dávid Összefoglaló
  • Published 2011


This paper develops an empirical method to identify the price effects of simultaneous mergers and to separate the different effects on the prices of the buyer and seller firms and on the prices of their respective competitors. Our difference-in-differences approach exploits variation in the presence of merging firms across local markets to form different… (More)


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