The fundamental paradigm shift from a product- to a service-oriented economy implies novel technical and organizational challenges. The value generated by a service is mainly represented by intangible elements exposed at execution (Hill 1977). Therefore, a service consumer expects a service to...

The current trend towards dynamic and highly scalableservice provisioning fosters the rise of Software as a Service(SaaS) platforms and so called Compute Clouds. Theon-demand provisioning of services gains more and moreinfluence. For offering enriched services that are capableof performing...

Continuously growing and changing multinational companies oftentimes struggle with feterogeneous degrees of standardization. Especially in case of redesigning business processes that have been historically grown over decades, the capability of handling semi-structures process is central....

This paper presents a framework for Service Level Management indynamic, heterogeneous environments for service composition. Compositions areselected based upon previously observed performance and the associated riskderived from such observations. The architecture of a framework is introduced...

The rise of Software as a Service (SaaS) composition platforms and so called Compute Clouds demonstrates the growing demand for the agile composition of Web Services. In order to facilitate the composition of services and value-creation, service providers need to collaborate. This collaboration...

Lately, a new computing paradigm has emerged: “Cloud Computing”. It seems to be promoted as heavily as the “Grid” was a few years ago, causing broad discussions on the differences between Grid and Cloud Computing. The first contribution of this paper is thus a detailed discussion about...

Auction fever is a multifaceted phenomenon thatis frequently observed in both traditional and Internetauctions. In order to gain a better understanding of itscauses, we develop a conceptual framework to analyzeemotions in auctions, which is based on an exhaustiveliterature review. The framework...