We study the effect of a merger between two Dutch supermarket chains to assess its effect on the depth as well as … composition of assortment. We adopt a difference-in-differences strategy that exploits local variation in the merger’s effects …, controlling for selection on observables through a matching procedure when defining our control group. We show that the merger led …

that would prevent a merger from harming consumers for 1,014 mergers affecting 12,325 antitrust markets scrutinized by the … concerns about the Commission's merger enforcement being too lax. …

that would prevent a merger from harming consumers for 1,014 mergers affecting 12,325 antitrust markets scrutinized by the … concerns about the Commission’s merger enforcement being too lax. …

scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post-merger … dimension analyzed. Strict past merger enforcement negatively correlates with concentration. Yet, this effect is stronger in the …

scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post-merger … dimension analyzed. Strict past merger enforcement negatively correlates with concentration. Yet, this effect is stronger in the …

We study the effect of a merger in a dynamic high-technology industry-the videogame market- which is characterized by … frequent introduction of new products. To assess the impact of the merger between two large specialist retailers in the UK, we … suggest that there has been a reduction in the general level of prices of both new and pre-owned games after the merger. This …