In this paper, different models of vertical relationships between manufacturers and retailers
in the supermarket industry are compared. Demand estimates are used to compute price …

This paper studies an empirical model of spatial competition applied to gasoline markets.
The main feature is to specify commuting paths as the “locations''of consumers in a Hotelling …

Amazon acts as both a platform operator and seller on its platform, designing rich fee
policies and offering some products direct to consumers. This flexibility may improve welfare …

Exclusive dealing arrangements, in which a distributor agrees to work exclusively with a
single manufacturer, can be efficiency enhancing or can be an anticompetitive means to …

In this chapter I summarize and analyze a broad list of different rationales that have been
proposed as motives for mergers and acquisitions. Some of them rely on the theory of …

This paper examines the competition and welfare effects of vertical price fixing through
industry-wide resale price maintenance (RPM) arrangements, such as those benefiting from …

Economic theory does not provide sharp predictions on the welfare effects of banning
wholesale price discrimination: if downstream cost differences exist, then discrimination …

Previous research has suggested that codeshare agreements eliminate double
marginalization that exists when unaffiliated airlines independently determine the price for …

This paper analyses the sources of buyer power and the effect of buyer power on sellers'
investment in quality improvements. In our model, retailers make take-it-or-leave-it offers to a …

I analyse the effects of a downstream merger in a differentiated oligopoly when there is
bargaining between downstream firms and upstream agents (firms or unions). Bargaining …