in this research we investigate the effects of information technology on quality management processes in the central insurance organization of iran. the research is an applied one, using correlation method. the population of the research includes the personnel of the organization of central insurance of iran which are more involved by using information technology. these personnel are mostly fro...

In this study a hierarchical hub location problem with two layers is considered. The first layer includes small hubs and the second one includes a star-shaped network central hub. The considered case is a cargo delivery network where there is hierarchy between hubs. All the hubs and links are capacitated and there are three kinds of commodities for each of which there is a special kind of vehic...

introduction: management development assessment helps managers to systematically assess the current management capabilities of their organization and take critical steps to strengthen the management skills and sustainability of their organizations. this study aimed to identify and compare the health system management development assessment models in selected international organizations and coun...

Mitochondria form a dynamic network, and it remains unclear how the alternate configurations interact with bioenergetics properties. The metabolic signals that link mitochondrial structure to its functional states have not been fully characterized. In this report, we analyze the bidirectional relationships between mitochondrial morphology and function in living human cells. First, we determined...

The only possibility for Small and Medium Enterprises (SMEs) to succeed in marketing competition with big corporations is cooperation and sharing of knowledge and resources. A promising way to cooperate and keep their independence is the formation of semipermanent collaborative networks, which facilitate Virtual Organisation (VO) creation and management. This work concentrates on the maintenanc...

Rigidity theory has helped in our understanding of the properties of network glasses. We analyze the connection between rigidity and various non-random features in the network structure. Lack of small rings in the network can lead to a sharper rigidity transition. We review a model of network self-organization that we have proposed, in which the existence of an intermediate phase that is rigid,...