West Bengal Finance Minister Amit Mitra has been named the new chairman of the empowered committee of state Finance ministers that is working out the details of the proposed goods and services tax (GST). He will succeed Kerala Finance Minister KM Mani, who resigned in November over corruption charges. Mitra, an economist who was secretary general of the Federation of Indian Chambers of Commerce & Industry before joining politics in 2011 and becoming a minister in the Trinamool Congress government in West Bengal, was elected at a meeting of state finance ministers that was attended by Finance Minister Arun Jaitley. Minister of state for finance Jayant Sinha said Mitra was elected head of the committee at the meeting on Friday. Mitra didn't attend the meeting as he was unwell and was informed about the decision over the phone by Jaitley. The head of the panel has always been from an opposition partyruled state. CPI-M's Asim Dasgupta of West Bengal held the post when t