Models of organizational learning must be adapted to network enterprises, virtual enterprises, and other new organizational forms enabled by information technology. Since it is increasingly among these enterprises that e-commerce activity occurs, organizational learning is a requisite for reaping the benefits they offer and avoiding the pit falls. A model was developed and validated based on a ...

This white paper examines the benefits, both expected and realized, for migrating data warehouses from Oracle platforms to the Teradata platform. It builds upon a previous white paper on migration strategies, for which several companies in different industries were interviewed. The study reveals that smart IT managers must balance a multifaceted perspective on benefits: immediate payoffs versus...

in today's competitive market, quality has an important role in manufacturing system. the manufacturers attempt to maintain their production system in a proper condition to produce high quality products. one of the key factors to achieve this goal is maintenance policy. most studies on maintenance focused on machines and less attention has been paid to human resources as the most important...

Cognitive abilities are fundamental for decision-making, and understanding the causes of human capital depreciation in old age is especially important an aging society. Using a longitudinal labor survey that collects direct proxy measures cognitive skills, we study effect educational attainment on performance late adulthood South Africa. We find robust evidence increase year schooling improves ...

This paper deals with the G/G/R machining system consisting of M operating machines as well as S cold standbys. The concepts of balking and reneging are incorporated which make our model more versatile to deal with real time systems. The broken-down machines are sent to repair facilities consisting of R permanent repairmen. The failure times and repair times are generally identical and independ...

This paper presents a novel, multi-objective model of a parallel machines scheduling problem that minimizes the number of tardy jobs and total completion time of all jobs. In this model, machines are considered as unrelated parallel units with different speeds. In addition, there is some precedence, relating the jobs with non-identical due dates and their ready times. Sequence-dependent setup t...