Great read here: http://www.pwc.in/publications/2016/emerging-markets-driving-the-payments-transformation.html
It is a PWc report on the payments revolution in emerging markets (including India).
The following is also related - it s from last year:
https://www.pwc.in/assets/pdfs/publ...accelerating-electronic-payments-in-india.pdf
While reading just remember what I, Tony & others (including Gary) have said previously .... The ATMs are the hook to acquire customers, the real money will be made from selling the other services TSI can offer to these customers
MartyW