Trading data as a commodity is increasingly popular. To get a better understanding of emerging data marketplaces, we have conducted two surveys to systematically gather and evaluate their characteristics. This paper is a continuation of a survey we conducted in 2012; it describes our findings from a...

Data is becoming more and more of a commodity, so that it is not surprising that data has reached the status of tradable goods. An increasing number of data providers is recognizing this and is consequently setting up platforms that deserve the term “marketplace” for data. We identify...

Cloud sourcing and cloud computing have become de-facto standards in recent years for a range of applications. Cloud solutions are attractive for a number of reasons including ease of use, pricing, availability, scalability, and reliability. In particular, small and medium enterprises (SMEs)...

In practice the ability to find the right Web service decides between a functionality being implemented anew and at least the possibility of executing it via a service. This report evaluates existing public portals for Web service discovery with respect to their characteristics and their...

Application development of is commonly a balancing of interests, as the question of what should actually be implemented is answered differently by different stakeholders. This paper considers mashups, which are a way of allowing an application to grow beyond the capabilities of the original...

The newly emerging market for data is insufficiently researched up to now. The survey presented in this work - which is the third iteration of a a series of studies that started in 2012 - intends to provide a deeper understanding of this emerging type of market. Research questions concerning the...