Shahid Beheshti University Advanced Environmental Sciences 3115-7173 8 4 2011 06 22 The Preservation of GAZ Trees in The Bank Of Fahliyan River Using Contingent Valuation Method The Preservation of GAZ Trees in The Bank Of Fahliyan River Using Contingent Valuation Method 96487 FA Mehdi Khosravi MSc. graduate, Department of Agricultural Economic, Faculty of Agriculture, University of zabol Mahmoud Sabuhi Associate Professor, Department of Agricultural Economics, Faculty of Agriculture, University of Zabol Journal Article 2015 05 17 <span style="left: 133.408px; top: 704.293px; font-size: 13.376px; font-family: serif; transform: scaleX(1.04481);" dir="ltr">This research considers the determination of the </span><span style="left: 133.408px; top: 721.189px; font-size: 13.376px; font-family: serif; transform: scaleX(1.0651);" dir="ltr">preservation value of Gaz trees on the banks of </span><span style="left: 133.408px; top: 737.733px; font-size: 13.376px; font-family: serif; transform: scaleX(1.02721);" dir="ltr">Fahliyan River located in Rostam and Mamasani </span><span style="left: 133.408px; top: 754.629px; font-size: 13.376px; font-family: serif; transform: scaleX(1.06903);" dir="ltr">region and measures individuals willingness to </span><span style="left: 133.408px; top: 771.173px; font-size: 13.376px; font-family: serif; transform: scaleX(1.10981);" dir="ltr">pay (WTP) for the preservation of these trees </span><span style="left: 133.408px; top: 788.069px; font-size: 13.376px; font-family: serif; transform: scaleX(1.10308);" dir="ltr">using a contingent valuation method. A Logit </span><span style="left: 133.408px; top: 804.613px; font-size: 13.376px; font-family: serif; transform: scaleX(1.04107);" dir="ltr">model was used for measuring individuals WTP </span><span style="left: 133.408px; top: 821.157px; font-size: 13.376px; font-family: serif; transform: scaleX(1.02981);" dir="ltr">and the model indicators were estimated through </span><span style="left: 133.408px; top: 838.053px; font-size: 13.376px; font-family: serif; transform: scaleX(1.05614);" dir="ltr">maximum likelihood (ML). The results showed </span><span style="left: 133.408px; top: 854.597px; font-size: 13.376px; font-family: serif; transform: scaleX(1.00616);" dir="ltr">that 78.50/0 of individuals were willing to pay for </span><span style="left: 133.408px; top: 871.493px; font-size: 13.376px; font-family: serif; transform: scaleX(0.992837);" dir="ltr">preservation of these trees. The average amount of </span><span style="left: 133.408px; top: 888.037px; font-size: 13.376px; font-family: serif; transform: scaleX(1.08515);" dir="ltr">WTP for the annual preservation value of Gaz </span><span style="left: 133.408px; top: 904.933px; font-size: 13.376px; font-family: serif; transform: scaleX(1.02169);" dir="ltr">trees were calculated at 5540 Rials per month for </span><span style="left: 133.408px; top: 921.477px; font-size: 13.376px; font-family: serif; transform: scaleX(1.06933);" dir="ltr">each household. The annual preservation value </span><span style="left: 133.408px; top: 938.021px; font-size: 13.376px; font-family: serif; transform: scaleX(1.01646);" dir="ltr">was estimated 1650 million RLs. This value is an </span><span style="left: 133.408px; top: 954.917px; font-size: 13.376px; font-family: serif; transform: scaleX(1.19473);" dir="ltr">acceptable justification for politicians and </span><span style="left: 133.408px; top: 971.461px; font-size: 13.376px; font-family: serif; transform: scaleX(1.11958);" dir="ltr">decision makers to show more support to the </span><span style="left: 133.408px; top: 988.357px; font-size: 13.376px; font-family: serif; transform: scaleX(1.01952);" dir="ltr">quality and quantity of Gaz trees.</span> <span style="left: 133.408px; top: 704.293px; font-size: 13.376px; font-family: serif; transform: scaleX(1.04481);" dir="ltr">This research considers the determination of the </span><span style="left: 133.408px; top: 721.189px; font-size: 13.376px; font-family: serif; transform: scaleX(1.0651);" dir="ltr">preservation value of Gaz trees on the banks of </span><span style="left: 133.408px; top: 737.733px; font-size: 13.376px; font-family: serif; transform: scaleX(1.02721);" dir="ltr">Fahliyan River located in Rostam and Mamasani </span><span style="left: 133.408px; top: 754.629px; font-size: 13.376px; font-family: serif; transform: scaleX(1.06903);" dir="ltr">region and measures individuals willingness to </span><span style="left: 133.408px; top: 771.173px; font-size: 13.376px; font-family: serif; transform: scaleX(1.10981);" dir="ltr">pay (WTP) for the preservation of these trees </span><span style="left: 133.408px; top: 788.069px; font-size: 13.376px; font-family: serif; transform: scaleX(1.10308);" dir="ltr">using a contingent valuation method. A Logit </span><span style="left: 133.408px; top: 804.613px; font-size: 13.376px; font-family: serif; transform: scaleX(1.04107);" dir="ltr">model was used for measuring individuals WTP </span><span style="left: 133.408px; top: 821.157px; font-size: 13.376px; font-family: serif; transform: scaleX(1.02981);" dir="ltr">and the model indicators were estimated through </span><span style="left: 133.408px; top: 838.053px; font-size: 13.376px; font-family: serif; transform: scaleX(1.05614);" dir="ltr">maximum likelihood (ML). The results showed </span><span style="left: 133.408px; top: 854.597px; font-size: 13.376px; font-family: serif; transform: scaleX(1.00616);" dir="ltr">that 78.50/0 of individuals were willing to pay for </span><span style="left: 133.408px; top: 871.493px; font-size: 13.376px; font-family: serif; transform: scaleX(0.992837);" dir="ltr">preservation of these trees. The average amount of </span><span style="left: 133.408px; top: 888.037px; font-size: 13.376px; font-family: serif; transform: scaleX(1.08515);" dir="ltr">WTP for the annual preservation value of Gaz </span><span style="left: 133.408px; top: 904.933px; font-size: 13.376px; font-family: serif; transform: scaleX(1.02169);" dir="ltr">trees were calculated at 5540 Rials per month for </span><span style="left: 133.408px; top: 921.477px; font-size: 13.376px; font-family: serif; transform: scaleX(1.06933);" dir="ltr">each household. The annual preservation value </span><span style="left: 133.408px; top: 938.021px; font-size: 13.376px; font-family: serif; transform: scaleX(1.01646);" dir="ltr">was estimated 1650 million RLs. This value is an </span><span style="left: 133.408px; top: 954.917px; font-size: 13.376px; font-family: serif; transform: scaleX(1.19473);" dir="ltr">acceptable justification for politicians and </span><span style="left: 133.408px; top: 971.461px; font-size: 13.376px; font-family: serif; transform: scaleX(1.11958);" dir="ltr">decision makers to show more support to the </span><span style="left: 133.408px; top: 988.357px; font-size: 13.376px; font-family: serif; transform: scaleX(1.01952);" dir="ltr">quality and quantity of Gaz trees.</span> https://envs.sbu.ac.ir/article_96487_4f66cc337851e4c29a652cef125f4d4f.pdf