First Author:   Sooriyakumar Krishnapillai University of Jaffna ksooriyakumar@yahoo.com   Dept.of Agricultural Economics, University of Jaffna Jaffna, Sri Lanka   +94 750388298(Phone) +94 750388298(Fax) Second Author: Vairavipillai pasupathy Sivanathan University of Jaffna vpsivanathan@gmail.com   University of Jaffna, University of Jaffna Jaffna, Sri Lanka   +94 779361568(Phone)   Third Author: Anushiya Sireeranhan University of Jaffna t_anushiya@yahoo.com   Dept.of Agricultural Economics, University of Jaffna Kilinochchi, Sri Lanka   +94 776473710(Phone)