education professional experience phd economics kansas state university usa 2001 primary areas production finance econometrics environmental natural resource economics msc agricultural economics kansas state university usa 1997 primary area agricultural finance agricultural cooperatives bsc agriculture honors university peradeniya sri lanka 1992 specialized agricultural economics department agricultural economics ksu jan 08 current research assistant professor agricultural economics consultant institute international development jan 07 dec 07 agricultural natural resource economist econsearch private ltd south australia mar 06jun 06 agricultural natural resource economist policy economic research unit csiro australia mar 05jun 05 environmental economist postgraduate institute agriculture university peradeniya sri lanka jan 03dec 04 senior research teaching fellow dep agric economics kansas state university usa aug 95 may 01 researchteachingextension assistant professional sri lankan agricultural economics association organization agricultural applied economics association leadership chairperson sessions registration committee 15th annual congress postgraduate institute agriculture university peradeniya sri lanka 2003 treasurer agriculture students association 198789 publications ariyaratne chatura b brian c briggeman chuck mickelsen structural changes farmer cooperatives selected paper presented 2014 agricultural applied economics associations annual meetings minneapolis mn july 2729 2014 ariyaratne cb featherstone impact government payments depreciation inflation investment behavior american agriculture sector using sample kansas farms selected paper presented 2009 agricultural applied economics association meetings milwaukee wi july 27 2009