It has been suggested that mergers, by increasing concentration, raise incentives to invest and hence are pro-competitive. To study the effects of mergers, we rewrite a game with simultaneous price and cost-reducing investment choices as one where firms only choose prices, and make use of...

The recent years have exhibited a burst in the amount of collaborative activities among firms selling complementary products. This paper aims at providing a rationale for such a large extent of collaboration ties among complementors. To this end, we analyze a game in which the two producers of a...

The paper analyses the impact of the relatively belated move to professionalism in Rugby Union. We use data on match attendance for 3,667 fixtures in European club Rugby over 15 seasons to estimate the effect of competitive balance on attendance. We find that (short- and medium-term) competitive...