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Web 2.0 has recently been one of the most discussed topics in Information Systems science and practice. However, little consensus is found on what its components and characteristics actually are and what a comprehensive conceptualization might look like. This paper tries to shed light on these questions by systemizing the phenomenon's characteristics in a(More)
Two opposing theories have been proposed to explain competitive advantage of firms. First, the market-based view (MBV) is focused on product or market positions and competition while second, the resource-based view (RBV) aims at explaining success by inwardly looking at unique resources and capabilities of a firm. Research has been struggling to distinguish(More)
While initial acceptance of information systems (IS) is an important step, the elimination of an up-front commitment implies that the success of cloud-based services depends on customers' continued use rather than the initial adoption. Even in long term business relationships, it is difficult for users to judge the true qualities, intentions and actions of(More)
The cloud service market is highly competitive and IT providers face enormous challenges in developing a sustainable market position. Using a freemium model, many vendors focus on establishing a large customer base quickly. In the long run however, they often lack a strategy to generate revenue streams. Based on a sample of 196 actual users, our study(More)
Cloud computing is an evolution of computing technology and reflects a shift in the way it is delivered to businesses and individuals. Enterprises can significantly lower their cost of ownership, reduce time to value and faster adapt to changing needs in a globalized economy. Despite research and practice predict productivity increases and cost savings when(More)
E-mail is the most important electronic communication medium for governments with their constituents. While there are a lot of maturity models and benchmarking studies focusing on the technological and organizational integration of information technology in governments, the " customer side " of e-government maturity has been often neglected. Replicating(More)