We present a fairly general model in which firms are competitors in a commercial market segment and can invest into a complementary public good like open source software. We show that, contrary to standard predictions, additional contribution to the public good by the government or a new market...

This paper presents a theory of vertically interrelated markets of identical fixed size under implementation of positive indirect network effects. By introducing two Salop circles, a two-sided market model is provided, where intermediaries of differentiated copyrights for intellectual property,...

This paper investigates the upcoming business model of online streaming services allowing music consumers either to subscribe to a service which provides free-of-charge access to streaming music and which is funded by advertising, or to pay a monthly flat fee in order to get ad-free access to...

This paper investigates the upcoming business model of online streaming services allowing music consumers either to subscribe to a service which provides free-of-charge access to streaming music and which is funded by advertising, or to pay a monthly flat fee in order to get ad-free access to...

Streaming music services represent the music industry’s greatest prospective source of revenue and are well established among consumers. This paper presents a theory of a streaming music business model consisting of two types of services provided by a monopolist. The first service, which...