Purpose The main purpose of the present study was to improve and develop previously proposed models for Iran telecommunication networks. It should be noted that the six-dimensional (6D) sustainability model used in this study will be a useful and comprehensive model for industries. Since, the...

The recent cancellation of 122 licenses has brought turmoil in the Indian Telecom sector. The fight is now for survival in this tough time. The sustainability opportunity goes to the giant fishes in the sector like Bharti Airtel, Idea cellular, Vodafone etc to capture maximum market share by not...

A little more than 3 billion people have access to basic mobile telephony, with 48% living close to or below the poverty line. These people, the so-called 'mass market', lack access to basic communications technology. An ongoing issue facing communications providers is how to facilitate and...

Bundesgesundheitsminister Rösler hat für 2011 eine umfassende Pflegereform sowohl der Leistungsseite als auch der Einnahmenstruktur angekündigt. Die Autoren dieses Beitrags machen den Vorschlag, die umlagefinanzierte Pflegeversicherung um eine kapitalgedeckte Säule zu ergänzen.

The paper surveys the state of German pension system after a sequence of reforms aimed at achieving long-term sustainability. We argue that the latest reforms have moved pension provision in Germany in principle from a defined benefit to a defined contribution scheme, and that this move has...