Research Article
The Cost of Managing Forest Carbon under REDD+ Initiatives: A Case of Kolo Hills Forests in Kondoa District, Dodoma, Tanzania
Table 3
NPV at various discount rates of 5%, 10%, 15%, 20%, 21.21231441%, and 25%.
| Year | Costs | Benefits | Net benefit | NPV | | | | | | |
| 1 | 3543152.72 | 0 | −3543152.72 | −3374431.16 | −3221047.92 | −3081002.36 | −2952627.26 | −2923096.33 | −2834522.17 | 2 | 3593028.46 | 0 | −3593028.46 | −3258982.73 | −2969445.01 | −2716845.71 | −2495158.65 | −2445497.20 | −2299538.21 | 3 | 3420371.10 | 0 | −3420371.10 | −2954645.16 | −2569775.43 | −2248949.52 | −1979381.42 | −1920582.63 | −1751230.00 | 4 | 3422613.50 | 0 | −3422613.50 | −2815792.59 | −2337691.07 | −1956890.38 | −1650565.92 | −1585516.93 | −1401902.49 | 5 | 3420373.74 | 0 | −3420373.74 | −2679952.32 | −2123782.99 | −1700530.25 | −1374571.49 | −1307193.39 | −1120788.07 | 6 | 3402751.78 | 0 | −3402751.78 | −2539185.77 | −1920764.67 | −1471103.50 | −1139574.69 | −1072876.68 | −892010.96 | 7 | 44800.00 | 5825985.00 | 5781185.00 | 4108580.25 | 2966662.02 | 2173361.58 | 1613422.63 | 1503798.55 | 1212402.37 | 8 | 42300.00 | 6274785.00 | 6232485.00 | 4218391.17 | 2907500.25 | 2037410.40 | 1449476.82 | 1337479.99 | 1045637.47 | 9 | 36800.00 | 6646447.50 | 6609647.50 | 4260637.71 | 2803135.76 | 1878874.34 | 1280993.97 | 1170193.30 | 887131.87 | 10 | 36800.00 | 7018110.00 | 6981310.00 | 4285918.74 | 2691597.22 | 1725673.06 | 1127520.54 | 1019693.11 | 749612.45 | 11 | 36800.00 | 7389772.50 | 7352972.50 | 4299130.73 | 2577172.00 | 1580471.61 | 989621.76 | 886030.68 | 631615.53 | 12 | 36800.00 | 7761435.00 | 7724635.00 | 4301365.81 | 2461306.77 | 1443789.51 | 866369.22 | 767921.88 | 530832.88 | 13 | 36800.00 | 8133097.50 | 8096297.50 | 4293639.43 | 2345208.99 | 1315874.69 | 756711.37 | 664016.38 | 445098.66 | 14 | 36800.00 | 8469697.50 | 8432897.50 | 4259186.28 | 2220645.48 | 1191810.09 | 656809.43 | 570587.71 | 370882.75 | 15 | 36800.00 | 8876422.50 | 8839622.50 | 4252009.56 | 2116135.35 | 1086340.86 | 573739.87 | 493437.97 | 311016.57 | 16 | 36800.00 | 9248085.00 | 9211285.00 | 4219795.79 | 2004643.99 | 984361.85 | 498219.00 | 424201.62 | 259274.62 | 17 | 36800.00 | 9619747.50 | 9582947.50 | 4181008.25 | 1895935.08 | 890503.89 | 431934.53 | 364086.41 | 215788.79 | 18 | 36800.00 | 9991410.00 | 9954610.00 | 4136346.07 | 1790424.11 | 804383.44 | 373905.47 | 312020.31 | 179326.31 | 19 | 36800.00 | 10363072.50 | 10326272.50 | 4086456.68 | 1688428.07 | 725578.85 | 323221.25 | 267027.17 | 148817.27 | 20 | 36800.00 | 10734735.00 | 10697935.00 | 4031939.19 | 1590179.87 | 653646.81 | 279045.51 | 228225.98 | 123338.79 | 21 | 36800.00 | 11106397.50 | 11069597.50 | 3973347.50 | 1495841.03 | 588135.21 | 240616.64 | 194827.48 | 102099.02 | 22 | 36800.00 | 11478060.00 | 11441260.00 | 3911193.26 | 1405512.72 | 528592.95 | 207246.14 | 166129.02 | 84421.60 | 23 | 36800.00 | 11849722.50 | 11812922.50 | 3845948.60 | 1319245.42 | 474577.37 | 178315.34 | 141508.41 | 69731.19 | 24 | 36800.00 | 12221385.00 | 12184585.00 | 3778048.81 | 1237047.28 | 425659.74 | 153271.30 | 120417.30 | 57540.08 | 25 | 36800.00 | 12593047.50 | 12556247.50 | 3707894.69 | 1158891.40 | 381429.13 | 131622.07 | 102374.38 | 47436.16 | 26 | 36800.00 | 12957697.50 | 12920897.50 | 3633882.71 | 1084133.76 | 341309.86 | 112870.46 | 86911.52 | 39051.02 | 27 | 36800.00 | 13336372.50 | 13299572.50 | 3562268.14 | 1014460.59 | 305489.29 | 96815.31 | 73803.27 | 32156.39 | 28 | 35000.00 | 13708035.00 | 13673035.00 | 3487904.23 | 948134.04 | 273102.32 | 82944.97 | 62597.37 | 26447.50 | 29 | 35000.00 | 14079697.50 | 14044697.50 | 3412107.59 | 885369.42 | 243935.51 | 70999.66 | 53046.51 | 21733.12 | 30 | 35000.00 | 14451360.00 | 14416360.00 | 3335620.60 | 826180.74 | 217731.07 | 60732.09 | 44921.40 | 17846.59 | 31 | 35000.00 | 14823022.50 | 14788022.50 | 3258680.87 | 770436.52 | 194212.44 | 51914.83 | 38015.53 | 14645.35 | 32 | 35000.00 | 15194685.00 | 15159685.00 | 3181504.98 | 717999.68 | 173124.80 | 44349.66 | 32150.99 | 12010.74 | 33 | 35000.00 | 15566347.50 | 15531347.50 | 3104289.87 | 668729.57 | 154234.10 | 37864.13 | 27174.81 | 9844.16 | 34 | 35000.00 | 15938010.00 | 15903010.00 | 3027214.28 | 622483.78 | 137326.00 | 32308.51 | 22955.67 | 8063.78 | 35 | 35000.00 | 16309672.50 | 16274672.50 | 2950440.02 | 579119.62 | 122204.68 | 27552.98 | 19381.00 | 6601.79 | 36 | 35000.00 | 16681335.00 | 16646335.00 | 2874113.16 | 538495.36 | 108691.70 | 23485.17 | 16354.45 | 5402.04 | 37 | 35000.00 | 17052997.50 | 17017997.50 | 2798365.19 | 500471.22 | 96624.75 | 20007.94 | 13793.64 | 4418.12 | 38 | 35000.00 | 17424660.00 | 17389660.00 | 2723314.05 | 464910.18 | 85856.50 | 17037.42 | 11628.26 | 3611.69 | 39 | 35000.00 | 17796322.50 | 17761322.50 | 2649065.13 | 431678.66 | 76253.46 | 14501.29 | 9798.34 | 2951.11 | 40 | 35000.00 | 18167985.00 | 18132985.00 | 2575712.23 | 400647.00 | 67694.86 | 12337.28 | 8252.77 | 2410.29 | | | | | 107102331.83 | 33986255.86 | 10312945.00 | 1245905.11 | 0.00 | −2620793.84 |
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