Achieving sustainable competitive advantage using Information systems ; looking at ebay

Internet influence competitive environment in many ways and reduces differences among competitors. But information systems can play a critical role in helping organizations to increase efficiency effectiveness and competitiveness . The major role that information systems have performed in the past has been operational and management support . however recently companies have begun using information systems strategically to gain significant competitive advantage.

Keywords:

Information systems , information technology , E- business , E-commerce , competitive advantage , susstainable competitive advantage , competitive strategy frameworks , porters competitive forces model , online auctions , Internet marketplaces.