India's outsourcing revenue to hit $50 bn
But a skills shortage, creaky infrastructure in smaller towns and cities and rapidly rising wages are major challenges.
The sector has logged 35 percent annual growth over the last five years to hit annual revenues of about $11 billion, with the bulk coming from exports, said the study by leading IT lobby group Nasscom and consulting firm Everest.
"We have seen that when there are recessions and when there are costs pressures that come in, the companies still want to cut costs," Som Mittal, president of the National Association of Software and Service Companies, or Nasscom, told reporters. India's back-office firms like Infosys BPO, a unit of No. 2 software firm Infosys Technologies, have thrived by providing Western firms with services such as processing insurance claims, managing payrolls and customer support. The boom in business process outsourcing, or BPO, is built on a large, skilled and cheap English-speaking workforce.
The sector employs 700,000 people and is expected to provide direct employment to about 2 million by 2012.
"In spite of all the wage inflation and so on, (India) has still a fairly large cost advantage. I think we are still ahead of the curve, while competition is emerging," Mittal said.
The study said while the United States would continue to be the largest BPO opportunity for India up to 2012, there were significant untapped opportunities in