Amongst his works included recommendations toward establishment of minimum support price for farm produce and a universal public distribution system.

Sen was born on 18 November 1950[1][2] into a Bengali Baidya family in Jamshedpur, in the present-day Indian state of Jharkhand.

The commission studied the cost structures of various agricultural products and was tasked with setting the Minimum Support Price (MSP) for farm produce.

[5] Sen was first appointed to the Planning Commission during the United Progressive Alliance government under Manmohan Singh in 2004 and was re-appointed for a second five-year term from 2009 to 2014.

[5] As an advocate of the universal PDS system, Sen maintained that the cost of food subsidies was overstated and that a country like India could afford both a universal PDS system providing food grains at an affordable rate to its population, while also providing a minimum support price to its farmers.