Both sides of a two-sided market are usually modeled as markets without product differentiation. Often however,it will be profit maximizing to differentiate one or two sides in two or more types. In a simple theoretical model,inspired by Yellow Pages,we show that this decision crucially depends...

Do newspapers write more about their advertisers? We try to answer this question on two levels. In our theoretical model, we show that the answer is yes, if readers do not mind bias too much and if bias is relatively effective for advertisers. In an empirical study, we find that advertisers in...

We conduct a survey among Belgian newspaper journalists to check whether advertisers are putting pressure to steer newspaper content, either directly or indirectly and whether they succeed in doing so. The results indicate that 35 per cent of Belgian journalists are experiencing some pressure of...

We examine whether the European settlement institutions are technically efficient. This is done by means of estimating a translog cost function, and investigating whether scale economies are fully exploited. Since the sample is quite heterogeneous, fixed effects regression is introduced. From...

This paper investigates the two-sided nature of the newspaper industry. We explicitly take into account cross network eects that exist between advertisers and newspaper readers. On one side, advertisers.demand for publicity space depends on the number of newspaper readers and their...