Purpose – Start-up companies in particular can benefit from cloud computing services, since frequently they do not operate an internal IT infrastructure. The purpose of this paper is to present a total cost of ownership (TCO) approach for cloud computing services. Design/methodology/approach...

In this paper, we present a decision model for evaluating and selecting Cloud Computing Services. A strong focus is put on the economic, environmental and social perspectives which are subsumed under the term 'sustainable information systems management'. The model supports decision makers in...

An extension of process modeling languages is designed which allows representing the semantics of model element labels which are formulated in natural language by using concepts of a formal ontology. This combination of semiformal models with formal ontologies will be characterized as semantic...

Mit Ordnungsrahmen lassen sich hoch aggregierte Überblicke über die wesentlichen Funktionsbereiche einer Domäne darstellen. Der Beitrag regt die Entwicklung eines Ordnungsrahmens für die hybride Wertschöpfung an. Mit der Konstruktion des Ordnungsrahmens wird die Grundlage für einen...

This paper intends to find whether cities can significantly exert an influence on their future and partly break away from the constraints with which they have to cope. The ability of key-actors, in charge of urban development, to solve the difficulties and the various urban uncertainties which...