Staff Publications
Permanent URI for this collectionhttps://dl-rri.nsf.gov.lk/handle/1/2258
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Item The need to supplement the research cess on raw rubber exports and investigation of alternative policies(Rubber Research Institute of Sri Lanka:Agalawatta, 1995) Samarappuli, I.N.Item Marketing of natural rubber. a historical review(Rubber Research Institute of Sri Lanka:Agalawatta, 1993) Samarappuli, I.N.Item An overview of the rubber industry(Rubber Research Institute of Sri Lanka:Agalawatta, 1993) Samarappuli, I.N.Item The automotive industry and the lowest cost producer. an evolving global concept(Rubber Research Institute of Sri Lanka:Agalawatta, 1993) Samarappuli, I.N.Item The natural rubber industry. some key economic issues(Rubber Research Institute of Sri Lanka:Agalawatta, 1993) Samarappuli, I.N.Item Some technical and economic interactions between natural and synthetic rubbers(Rubber Research Institute of Sri Lanka:Agalawatta, 1993) Samarappuli, I.N.Item Processing of NR and some developments in rubber chemistry and technology in Sri Lanka(Rubber Research Institute of Sri Lanka:Agalawatta, 1998) Yogaratnam, N.; Tillekeratne, L.M.K.; De Silva, K.G.K.; Siriwardena, S.; Samarappuli, I.N.Item Environmental linkages of rubberwood industry(Rubber Research Institute of Sri Lanka:Agalawatte, 1997) Samarappuli, I.N.; Tilekeratne, L.M.K.; De Silva, K.; Wickramaratne, C.S.Item The economics of replanting in rubber plantations part I. cost of immature upkeep(Rubber Research Institute of Sri Lanka:Agalawatta, 1997) Samarappuli, I.N.; Wickramaratne, C.S.Item Economics of reinvestment on rubber in the estate sector(Rubber Research Institute:Agalawatta, 1997) Samarappuli, I.N.; Wickramaratne, C.S.; Dias, D.G.S.Replanting of rubber is considered as a long term investment.This study investigates the financial viability of reinvestment on rubber with especial reference to estate sector in Sri Lanka.Economic life span of a 33 vear period is considered for the discounted cash flow analysis.The sample consisted of 135 rubber fields randomly selected from 15 large estates. The discounted cash flow analysis revealed a NPV of Rs.65,700 at 15% discount rate.The B/C ratio.Net Nenefit-investment ratio.IRR and pay Back period were 1.35.2.80.22 and 11 years respectively.Certain parameters were varied through sensitivity analysis to assess the economic viability of reinvestment on rubber under different scenarios.