How does collusion start? This paper studies the emergence of collusion in the presence of
multimarket contacts. It analyzes price fixing among the three main retail pharmacy chains in …

We consider two competing firms that sell two quality‐differentiated products over two
periods, in which the high‐or low‐quality firms have the option to act as a pricing leader or …

We show how price leadership bans, imposed as part of the European Commission's State
aid control on all main mortgage providers except the largest bank, shifted the Dutch …

This research presents three essays on the effects of different institutions, technologies, and
policies on informational outcomes, political support, and consumer welfare using …