Arun Jaitley defends revision in GDP data; Chidambaram calls it 'hatchet job'
Politics | November 29, 2018 23:51 ISTJaitley said the CSO, in 2015, changed the way of calculating Gross Domestic Product (GDP). GDP growth rate estimates were revised from the year 2012-13 onwards with 2011-12 being the base year.