Brokers also realize a strategy for facing some of the current problems of software development and maintenance. They allow network-wide, transparent use of services. Thus, they support better use of resources [1,2] (for example, concerning performance, load balancing, etc.). Many distributed service extensions are based on brokerage services, for example startup services (as part of configurat...

Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author and do not necessarily reflect the views of the National Science Foundation. ABSTRACT ! The diffusion of e-commerce applications and solutions among the investigated firms in the three German industry sectors seems to have reached a high level of saturation of e-commerce technologies. T...

1 Lampros K Stergioulas, Department of Communication Systems, Lancaster University, Lancaster, LA1 4YR, [email protected] 2 Bernd Simon, Department of Information Systems, Vienna University of Economics and Business Administration (Wirtschaftsuniversität Wien), A-1090 Vienna, Augasse 2-6, [email protected] 3 Hassan Ahmed, Department of Communication Systems, Lancaster Univer...

Enterprise models, based on the responsibilities and relationships underlying market activities, are used to provide a framework for representing and analysing the activity of brokerage in network-based commerce. Examples of models are presented that represent new configurations of systems, services and processes. Three distinct phases of brokerage are recognised: rendezvous, transaction and po...

This paper discusses issues related with modeling of learning resources brokerage systems. It introduces a market-oriented analysis of a learning resources brokerage system, where interactions are mediated by brokering entities. Moreover, it proposes an agent-based design of the market model and presents a prototype implementation. In the implemented system, artificial agents represent the huma...