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In the development of virtual communities, a new phenomenon of virtual money is observed and presented high importance to both e-commerce and e-society fields. This paper, as a pioneer research, has attempted to make a phenomenal analysis on the existing virtual money systems. By the analysis, this paper has defined what virtual money is, what its general models are, and how its existing systems work...
Today's development and provision of commercially used Web services has shifted from providing static and predefined functionality to highly configurable services that can be dynamically combined by customers. This new form of composed services called service mashups integrate functionality of multiple sub-services from decentralized providers. Consequently this leads to a high configuration complexity...
While grid market schedulers have recently received a lot of attention and have been accepted not only in economic but also in purely computer science areas as well, technical grid schedulers are being modified to support advance reservation of resources, too. This prompts questions on how to model grid markets and how to handle grid resource reservation in a reasonable economic fashion. This paper...
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