The paper deals with the competitive effects of price guarantees in a spatial duopoly where consumers can search for lower prices but have to incur hassle costs if they want to claim a price guarantee. It is shown that symmetric equilibria with and without price guarantees exist but price...

We investigate the role of competition on the outcome of Austrian Treasury auctions. EU accession by Austria provides a natural experiment causing an exogenous increase in the number of bidders in Treasury Auctions. Difference-in-difference estimates suggest that the increased number in bidders...

This paper develops an innovation model where firms choose which research paths to follow. Contrary to most of the literature which focuses only on the level of investment in innovation, this model captures both the variety of research paths undertaken and the amount of duplication of research....

This paper empirically evaluates the effects of a merger between the two largest book retail chains in the UK. We build an original dataset of book titles with data on the prices at the store level and at the national level. We then apply difference-in-differences techniques to assess the impact...

Der ambulante verschreibungspflichtige Arzneimittelsektor weist eine besondere Marktstruktur auf. Das Versicherungssystem, der Arzneimittelauswahlprozess und die Nutzung eines Leistungskataloges im gesetzlichen Krankenversicherungssystem lenken das Nachfrageverhalten auf besondere Weise und...