Noted Professor of Economics at MIT Abhijit Banerjee who was consulted by Congress Party on the NYAY programme had suggested a minimum income guarantee of Rs 2,500 per month, keeping in mind the fiscal discipline. Congress, however, announced a more expansive Rs 6,000 crore a month with an outlay of Rs 3.60 lakh crore. Banerjee who is in India to launch his new book "What the Economy Needs Now' which is being co-authored with 13 economists, including Raghuram Rajan and Gita Gopinath, Banerjee, speaks to Businesstoday.in editor Rajeev Dubey about the scheme.