New Delhi, Aug 6: NITI Aayog’s newly appointed Vice Chairman Rajiv Kumar said on Sunday that he is looking forward to serve the country in his new role. “Look forward to serve the tion with my role @nitiaayog @pmoindia,” Rajiv Kumar, a noted economist, said in a tweet. Kumar was med the NITI Aayog Vice Chairman on Saturday, following the resigtion of the incumbent Arvind Pagariya on August 1, who is returning to his teaching position at Columbia University in the US.