Are the big five using their dominance to shut out rivals? That is the key question, says Prosenjit Datta.
Any transaction where the value of Indian assets exceeds 50% of the FTC would attract taxes in India.
The industry employs about 10 million workforce.
Financial shares were among the top Sensex gainers along with auto and pharma shares.
The S&P BSE Sensex ended 80 points up at 23,789 while the Nifty50 closed at 7,235, up 24 points.
The minister also cautioned the social media giant and its CEO Mark Zuckerberg of repercussions under the IT Act in case of any data breach came to light.
The 30-share Sensex ended lower by 61 points at 29,122 mark and the 50-share Nifty slipped by 12 points to close at 8,797.
The Indian-American community in the New York-New Jersey-Connecticut tristate area is being targeted by telephone fraudsters.
An industry of scamsters is operating in the guise of call centres in India.