Sooriyakumar Kirishnapillai University of Jaffna   Department of Agricultural Economics Faculty of Agriculture University of Jaffna Kilinochchi, Sri Lanka   ksoori@univ.jfn.ac.lk   https://sites.google.com/univ.jfn.ac.lk/sooriyakumar?pli=1           JEL Areas: Q : Agricultural and Natural Resource Economics E0 : Macroeconomics and Monetary Economics: General