India is set to join the 13-member group of ‘miracle economies’ that have recorded higher growth in a short span of time, says UK-based think tank, Commission on Growth and Development. In addition to India, Vietnam will also be joining the club of these fast-growing economies, which include Japan, Singapore and South Korea, the Commission, which is sponsored by the World Bank and the governments of Australia, the Netherlands and the UK, said. The Commission, which is headed by Nobel laureate Michael Spence, has Planning Commission deputy chairman Montek Singh Ahluwalia as one of the members.