An important problem of broadband Internet infrastructures is efficient resource utilisation at access points, while keeping the Quality of Service (QoS) demands of applications stable and optimal. Considering the resource bottleneck of broadband access networks, there is a need for integrated performance management of such networks providing “feedback” from monitoring and analysis of traffic, ...

The paper investigates the welfare effects of banking permits. The possibility that permits can be saved for use in a later period is an important part of the 1990 CAAA in the US. Banking of permits is also under consideration for a sulphor permit trading program in Europe. It is not obvious, however, whether a system like this is welfare improving. If under certainty a regulator issues the opt...

Utilization of radiology as an educational resource carries great potential. Accreditation bodies, physicians and medical students deem it important for a well rounded medical curriculum. Unfortunately this resource is yet to be developed and implemented to an optimal extent. We share the experiences from the first radiology core clerkship in Pakistan at the undergraduate level. An overview of ...

today, the country's banking system, according to the discussions to join the world trade organization is encountered with new challenges such as entry of foreign banks, emerging private banks and increasing the activities of financial and credit institutions. therefore, in order to survive and compete in this dynamic environment banking organizations require paying more attention to human...

We develop a bicriteria model for the resource allocation problem in PERT networks, in which the total direct costs of the project as the first objective, and the mean of project completion time as the second objective are minimized. The activity durations are assumed to be independent random variables with either exponential or Erlang distributions, in which the mean of each activity duration ...