Digitization results in decisive changes in the value chains of the cultural sectors. The provision and distribution of cultural goods is increasingly organized through over-the-top (OTT) platforms. This leads to the question of how the increasing dominance of platforms impacts the diversity of...

Based on platform theory, this paper discusses the concept of platform ambiguity in mobile service provision, arguing that fundamental uncertainty exists not only about the boundaries and interfaces, but about the nature itself of a mobile service platform. It refers to the concept of gatekeeper...

Various public and private stakeholders are creating, supporting and using environments for joint testing and experimenting of broadband innovations. This paper proposes a conceptual framework of test and experimentation platforms (TEPs), that differentiates six types of TEPs, based on a.o....

In recent years, an increasing number of telecommunications companies such as BlackBerry Ltd. and software companies such as Apple Inc. or Google Inc. strived for a leading platform status within the information and communication technology (ICT) sector. While platform theory is able to cover...