This PhD dissertation investigates how to overcome the negative effects of cross cutting concerns in the development of composite service applications. It proposes a combination of dynamic aspect oriented programming with a rules driven service composition mechanism. This combination enables...

1. Substitut-OTT-Dienste, d.h. solche Dienste, die funktional mit klassischen elektronischen Kommunikationsdiensten vergleichbar sind, müssen aus Gründen der Wettbewerbsgleichheit und der Technologieneutralität vergleichbaren regulatorischen Regelungen unterliegen wie klassische elektronische...

This paper has two major parts. First, it reviews U.S. and Japanese broadband universal service policies, with special attention to the process of and discussions on (re)defining scope of the network services to be dealt with in the policy. Second, it explores the shape of universal service...