SOCAL S c IE NTIST VOLUME 29 NUMBERS 7- -8 JULY-AUGUST 2001 ADVISORY EDIITORS EDITORIAL BOARD Ashok Mitra Madhu Prasad Amalendu Guha Utsa Patnalk Irfan Habib D. Raghunandan Amiya Bagchi C.P. Chandrasekhar Kishore Theckedath Jacob Eapen CONTRIBUTING EDITORS MANAGING EDITOR Thomas Isaac Rajendra Prasad Atis Dasgupta Javeed Alam EDITOR V.K. Ramachandran Prabhat Pacnaik Venkatesh Athreya CIRCULATION & ADVERTIISEMENT EDITORIAL OFFICE 35A/1 (3rd floor) Shahpur Jat, 35A/1 (3rd floor) Shahpur Jat, Near Asiad Village, New Delhi 110 049 Near Asiad Village Phone: 649 7999, 649 1448 New Delhi 110 049 SUBSCRIPTION RATES Inland Foreign (In US Dollars) Single issue Rs. 20 Annual: Double issue Rs. 30 Air mail 60 Annual (individuals) Rs. 200 Sea mail 50 Annual (institutions &C libraries) Rs. 350 Annual (Students) Rs. 125 2 years (individuals) Rs. 300 3 years (individuals) Rs. 400 (Rs. 20 extra if by outstarion cheque) ISSN 0970 - 0293 Social Scientist is listed in the Internationa 1 Current Aware ness Services and its contents are indexed in the International Bibliograj ?hy o f the Social Sciences.