First Author:   Biswajit Mandal Visva-Bharati University, India biswajiteco@gmail.com   Department of Economics & Politics, Visva-Bharati University, Santiniketan Bolpur, 731235, India   /(+91) 09434155062(Phone) /(+91) 09434155062(Fax) Second Author: Sugata Marjit Centre for Studies in Social Sciences Calcutta, India marjit@gmail.com