In five years, the economic loss due to burning of crop residue and firecrackers is estimated to be USD 190 billion, or nearly 1.7 per cent of India's gross domestic product (GDP), they said.

The country's interim Finance Minister, Piyush Goyal, speaks to Business Today's Prosenjit Datta, Rajeev Dubey and Anilesh S. Mahajan about the Budgets fiscal math, the role of states in the new income support scheme for farmers and the government's plans to fulfil its promises in an election year. Edited excerpts: