In Service-orientierten Architekturen ist eine automatisierte Auswahl geeigneter Services von Vorteil,bei einer Bindung zur Laufzeit sogar eine Notwendigkeit. Werden Services in einem anderen Kontextwieder verwendet, ist zu berücksichtigen, dass dabei unterschiedliche Regulatorien relevant sein...

This text approaches the difficult problem of providing Internet users with a completely transparent view on electronic markets from a product information accessibility point of view. The author analyzes economic, ecological, and societal gains of openly accessible product information in the...

Automated use of electronic services calls for comprehensive service description languages.A couple of description languages have been developed so far each with a specific focus. Wedistinguish three different layers, syntactic, semantic, and resource description languages.In this paper we...