Tit-for-tat is widely believed to be the most effective strategy to enforce collaboration among selfish users. However, it has been shown that its usefulness for decentralized an...
The concept of e-government has evolved from the domain of e-business where enterprises need to collaborate with partners, suppliers and customers for the effective delivery of e-...
Multiparty collaborative applications in which groups of people act in concert to achieve some real-world goal abound. In these situations, it is useful for a central planning age...
The growing use of Instant Messaging for social and work-related communication has created a situation where incoming messages often become a distraction to users while they are p...
As communications systems increasingly gather and propagate information about people’s reachability or “presence”, users need better tools to minimize undesired interruption...