基于分组数据测算不均等与贫困等收入分配指标: 兼顾数据截断问题的方法论评估
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万广华, 江葳蕤, 胡晓珊
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Measuring Income Distribution Indicators such as Inequality and Poverty based on Grouped Data: A Methodological Assessment Considering Data Truncation
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Guanghua WAN, Weirui JIANG, Xiaoshan HU
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表14 调整前各分位内收入份额平均绝对偏差(%) (十等份分组数据, 模拟200次)
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分布 | Lognormal | Gamma | Weibull | Dagum | SM | Beta2 | GB2 | Pareto | 1 | 0.05 | 0.05 | 0.31 | 0.02 | 0.02 | 0.03 | 0.04 | 0.15 | 2 | 0.10 | 0.30 | 0.66 | 0.05 | 0.03 | 0.04 | 0.06 | 0.52 | 3 | 0.12 | 0.64 | 1.06 | 0.06 | 0.04 | 0.05 | 0.07 | 0.90 | 4 | 0.15 | 0.99 | 1.24 | 0.07 | 0.05 | 0.06 | 0.08 | 1.23 | 5 | 0.18 | 1.35 | 1.48 | 0.09 | 0.06 | 0.07 | 0.09 | 1.67 | 6 | 0.22 | 1.71 | 1.59 | 0.12 | 0.08 | 0.10 | 0.10 | 2.23 | 7 | 0.26 | 2.05 | 1.68 | 0.16 | 0.11 | 0.15 | 0.14 | 3.06 | 8 | 0.56 | 2.33 | 1.92 | 0.20 | 0.17 | 0.27 | 0.19 | 3.99 | 9 | 1.63 | 2.60 | 4.14 | 0.35 | 0.42 | 0.97 | 0.45 | 4.78 | 10 | 9.60 | 15.40 | 15.06 | 4.16 | 4.97 | 6.95 | 5.26 | 22.31 | total | 12.87 | 27.41 | 29.14 | 5.30 | 5.95 | 8.69 | 6.49 | 40.84 |
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