Saritha Sudharmma Vishwanathan¹, Peter Rafaj², Amit Garg³, Gregor Kiesewetter², Wolfgang Schoepp² and Volker Krey⁴, (1)Indian Institute of Management - Ahmedabad, International Institute of Applied Systems Analysis, Public Systems Group (IIMA), Energy (IIASA), Air Quality and Greenhouse Gases (IIASA), Vastrapur, India, (2)IIASA International Institute for Applied Systems Analysis, Air Quality and Greenhouse Gases, Laxenburg, Austria, (3)Indian Institute of Management, Ahmedabad, Public Systems Group, Ahmedabad, India, (4)IIASA International Institute for Applied Systems Analysis, Energy, Laxenburg, Austria