User-provided connectivity (UPC) services offer a possible alternative, orcomplement, to existing infrastructure-based connectivity. A userallows other users to occasionally connect through its "home base" inexchange for reciprocation, or possibly compensation. This service modelexhibits strong...

The "environment" factor has become increasingly important in business management. The relationship between the environmental behavior of the company and its economic performance has been one of the recurring themes of research, especially in the last two decades. However, many gaps still exist...