新一轮退耕还林工程多元目标瞄准研究——基于农户决策自主权视角
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任林静, 黎洁
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Targeting of multiple goals in new-stage Sloping Land Conversion Program based on farmers' decision-making autonomy
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Linjing REN, Jie LI
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表4 2015年吴起县生态效益、成本因素和经济财富状况对新一轮退耕地块瞄准的边际效应 |
Table 4 Marginal effects of ecological effects, cost factors, and economic wealth on NSLCP targeting in Wuqi County in 2015 |
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变量 | Model 1 | Model 2 | Model 3 | Model 4 | 1. 地块坡度 (以0°为参照) | | | | | <15° | 0.17*** | 0.20* | 0.18*** | 0.17*** | 15°~25° | 0.22*** | 0.22** | 0.23*** | 0.21*** | 26°~35° | 0.49*** | 0.48*** | 0.50*** | 0.47*** | >35° | 0.55*** | 0.56*** | 0.56*** | 0.54*** | 2. 地块海拔(以低为参照) | | | | | 较低 | 0.21*** | 0.23* | 0.22*** | 0.23*** | 较高 | 0.05 | 0.06 | 0.05 | 0.07* | 高 | 0.10** | 0.10** | 0.10** | 0.12*** | 3. 土壤质量(以质量好为参照) | | | | | 质量差 | 0.04** | 0.04* | 0.04** | 0.04** | 4. 地块位置 | | | | | 地块到家的距离 | 10.67E-04* | 10.91E-04* | 9.34E-04* | 11.00E-04** | 地块到公路的距离 | -4.70E-04 | -4.23E-04 | -4.50E-04 | -4.53E-04 | 5. 家庭经济财富状况 | | | | | 人均住房面积 | | 3.04E-04 | | | 人均土地面积 | | | 0.02* | | 人均资产拥有量 | | | | 0.02** | LR chi2 | 267.78*** | 264.75*** | 270.66*** | 272.75*** | R-squared | 0.48 | 0.48 | 0.48 | 0.49 |
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