SHIMLA: The Indian Institute of Advanced Study here in association with the Indian Academy of Social Sciences, Allahabad, is organising a three-day national conference on "Special Economic Zones: Economic and Social Perspectives" from this Thursday. Prof. Randhir Singh, eminent social scientist, will inaugurate the conference. Prof. S.P. Shukla, President of the Indian Academy of Social Sciences, will preside over the inaugural session. The main objective of the conference is to evolve an in-depth scientific understanding of the SEZs being created by the Government of India as