In the emerging market of online video services, new media entrants and traditional gatekeepers are making efforts to reinvent the dominant modes of video supply and consumption while fighting for market power and customer lock-in. This article studies, through a number of U.S. and European...

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...

This paper examines four innovative digital news initiatives in the Belgian market. The business models of the cases are described using an analytical tool to expose their differences and similarities. The initiatives were all launched by different types of actors in the ICT- and media industry,...

This paper investigates the main trends and uncertainties that will define Fourth Generation Mobile Systems and Services (4G) in Europe. It outlines two divergent visions on 4G: the so-called 'immediate' 4G vision, consisting of Wireless LANs (WLANs) combined with other wireless access...