4.Journals Published in Sri Lanka
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Item Extended cost benefit analysis and ecological capital value of rubber (Hevea brasiliensis)(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1996) Naranpanawa, D.N.; Naranpanawa, A.K.B.; Samarappuli, I.N.; Bogahawatte, C.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 Analysis of clonal composition in rubber plantations(Rubber Research Institute. Agalawatta, 1999) Tillekeratne, L.M.K.; Samarappuli, I.N.; Liyanage, K.K.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.