On We Mean Business, NDTV's Shivani Muthanna, Patrick Foulis, India Business & Finance Editor, The Economist, John Chalmers, Bureau Chief, South Asia, Thomson Reuters, Ajay Sahai, Director General & CEO, FIEO, Shyam Saran, Chairman, Research and Information System and Dr Nagesh Kumar, Chief Economist, UN-ESCAP & Director, ESCAP Sub-regional Office for South and South West Asia, discuss whether G20 should actively step in or leave it to Europe to fix the mess.