Table 1 Description and Source of Parameters Related to Model
From: Carbon sequestration costs and spatial spillover effects in China's collective forests
Parameter | Unit | Parameter description and source |
|---|---|---|
\({cp}_{i}\) | 104CNY/hm2 | Forestry investment/afforestation area, from “the "China Forestry Statistical Yea”book’’ |
\(p{w}_{i}\) | CNY/m3 | Average market price for timber.According to “the ‘‘China Forestry Statistical Yea”book’’ |
\({v}_{i}\) | m3/hm2 | Timber volume per unit area of collective forests.According to the National Forest Resources Inventory |
\({r}_{i}\) | % | Bank deposit interest rate for the same period announced by the Monetary Department of the P’ople's Bank of China |
\({R}_{i}\) | Year | Rotation period of the forest land.Tropical forest, subtropical forest, and temperate forest are respectively 20 years, 25 years, and 30 years |
\(V\) | m3/hm2 | Forest volume per unit area of collective forests.According to the National Forest Resources Inventory |
\(k\) | \(\%\) | Root-stem ratio.Greenhouse Gas Inventory of Land Use Change and Forestry from’hina’s Second National Information Notification |
\(Y\) | Year | Forest age.Take the median age group of different forest types according to “the ‘‘Age Class and Age Group Classification of Main Tree Sp”cies’’ |
\(c\) | Constant | Referring to Liu JQ et al. relevant research achievements [44] |
\(d\) | Constant | Referring to Liu JQ et al. relevant research achievements [44] |
\({\theta }_{i}\) | \(\%\) | Carbon sequestration proportion of forest products.Referring to Zhong WZ et al. research, use the default value of 82.43% [44] |
\({e}_{i}\) | \(\%\) | Deduction ratio of baseline carbon sequestration.Referring to Benítez et al. research, use the default value of 5% |
\({A}_{i}\) | 104 CNY | The ratio of agricultural output value to cultivated land area, from the China Statistical Yearbook |