This article analyzes price competition in a duopolistic newspaper industry, where politically differentiated newspapers compete in 2 distinct markets: circulation and advertising. Assuming that 1 of the newspapers represents the “voice of the majority,” the theory of the circulation spiral...

We explore the issue of minorities' survival in the presence of positive network externalities. We rely on a simple example of thematic clubs to illustrate why and how such survival problems might appear, first considering the case of simple-network effects (fully anonymous externalities) and...

A free daily newspaper distributes news to readers and sells ad-space to advertisers, having private information about its audience. For a given number of distributed copies, depending on the type of audience (favorable or unfavorable), the newspaper may either have a large readership or a small...

There is no consensus on the method to set transmission tariffs for natural gas. The entry–exit system is widely used in European markets because it is cost reflective, it allows the network users to separately book capacity for entry and exit points, beyond its pro-competitiveness...