Growth of mobile business requires the ability to provide context aware services when and where needed, the development of trust relationships between trading partners and the ever-expanding capability for reconfiguration of value chains. These issues become even more prominent by the emergence of converged architectures for next generation public networks, a result of integration of the Intern...

administration of organizations in iran generally is similar with one that uses old management techniques and organizational structures which its roots goes backs to the beginning of 20th century. the functional view and hydraulic structures have caused iranians organizations with low productivity and cooperation. as result, they are involved with unreasonable and fluctuating level of quality, ...

this study is trying to exploitations view point and permanent management problems of rangeland to evaluate in ranches damavand summer rangeland in amol county. statistical society are utilizations 15 ranch that with three methods, collective property, private property and council property from rangeland utilization and randomly from among their number 88 was selected. the research tool was a q...

This chapter presents an introvert perspective of strategy formation, through the presentation of the resourcebased view (RBV) concept. We offer a review of a) relevant fundamentals of the strategic management field (the definition of strategy, resources and capabilities), and b) a strategy framework, which incorporates the conceptual knowledge of the RBV intertwined with some well-known tools ...

Media providers frequently have to trade-off revenues from advertisers and subscribers. However, with contemporary electronic media, such as Internet websites, there exists the possibility of giving viewers of the same program the option to pay a higher price and view fewer advertisements, or pay a lower price but view more advertisements. With heterogeneous consumers, there will be some takers...

In a typical data warehouse, materialized views are used to speed up query execution. Upon updates to the base relations in the warehouse, these materialized views must also be maintained. The need to maintain these materialized views can have a negative impact on performance that is exacerbated in parallel RDBMSs, since simple single-node updates to base relations can give rise to expensive al...