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 …

We study upstream horizontal mergers and their potential efficiency gains. We show that an upstream horizontal merger … and decreases wholesale prices when downstream competition is not too strong. Examining whether the merger’s potential …

a merger among them. We show that when manufacturers distribute their products through multi-product retailers, a … manufacturers merger, although it leads to an increase in the wholesale prices, it can enhance product variety. The merger generated … products to consumers, a merger never results into more product variety. Still, both in the presence and in the absence of …

profitable beyond that participation ratio. This result may be called a cross-ownership paradox, analogous to the merger paradox … highlight that cross-ownership can be preferable to a horizontal merger under Cournot competition. Not only is it more …

We examine how a downstream merger affects input prices and, in turn, the profitability of a such a merger under … unions organising workers. If the input suppliers are plant-specific, we find that a merger is more profitable than in a … take part in a merger than being an outsider. For firm-specific input suppliers, on the other hand, results are reversed …

compatibility and can engage in bundling. We consider the impact of merger on prices, investment and consumer surplus. We also …

Merger value is frequently evaluated in single market contexts without considering possible gains stemming from firms … multimarket firms create incremental value. We establish a simple theoretical model that determines merger value in a multimarket … firm environment. The model enables us to derive merger values as being independent of post-merger market shares, but …

post-merger efficiency improvements to reveal a new margin of adjustment along the product dimension. We analyze horizontal … between differentiated varieties. After a merger, acquirers drop products from their consolidated domestic product portfolio … and reallocate assets towards core varieties. We further demonstrate that such merger-induced efficiency gains imply …