The rapid change occurring in American healthcare is a direct response to rising costs. Managed care is the fastest growing model that attempts to control escalating costs through limitations in patient choice, the active use of guidelines, and placing providers at risk. Managed care is an information intensive system, and those providers who use information effectively will be at an advantage ...

In a disk I/O-intensive online server, sequential data accesses of one application instance can be frequently interrupted by other concurrent processes. Although aggressive I/O prefetching can improve the granularity of sequential data access, it must control the I/O bandwidth wasted on prefetching unneeded data. In this paper, we propose a competitive prefetching strategy that balances the ove...

The demand for data-intensive Web sites is driving the merger between Web sites and database technologies. Many E-commerce sites and other Internet applications provide Web interface to access information stored in database systems. It is common to use two-tier and three-tier client server architecture for Internet applications. In some cases, other variations of client server models are used. ...

With rapid changes in the business environment, organizations are increasingly looking at human resources as a unique asset that can provide sustained competitive advantage. As much as, people are viewed among the most important resources to firms, HR strategy would be central to achieve competitive advantages .Firms should view HR strategy as an important tool for integrating competencies insi...

Firm turnover (i.e. firm entry and exit) is a well-recognized source of sectorlevel productivity growth across developing and developed countries. In contrast, the role and importance of firms switching activities from one sector to another is little understood. Firm switchers are likely to be unique both from newly established entrants and exiting firms that close down. We build an empirical m...

Models of coevolution supporting competitive and cooperative behaviors can be used to decompose the problem while scaling to large environmental state spaces. This work examines the significance of various design decisions that impact the deployment of a distinctionbased formulation of competitive coevolution. Specifically, competitive coevolutionary formulations with and without point populati...

The intensive development and spread of digital technologies in recent years has significantly changed the face key sectors economy social sphere. More more organizations are seeking to transfer business processes environment, thereby reducing transaction costs increasing volume economic activity. A giant, virtually barrier-free, market is emerging on Internet with truly global competition very...