The US economy has undergone significant shifts towards services and towards information intensive industries. The latter trend has been driven by advances in information technology. These advances have concurrently led to substantial changes in the production and delivery of services,...

Most of the large economies in the world are dominated by services, in that services compose more than 50% of their GDP. Even in India, where most of the employment (60%) is in agriculture, services contributed just over 60% of the GDP in 2005. An exception is China, where the industrial sector...