研究数据普通数据
Stata面板Tobit模型代码与案例
数据摘要
资料针对受限因变量的面板分析，提供面板Tobit模型代码与示例数据，数据包含个体、年份及个人特征等变量。可用于学习受限因变量模型的设定与估计，并结合自身研究中的变量取值边界调整案例。
基本信息
| 当前预览样本量 | 28534 行 |
|---|---|
| 文件格式 | Stata / Stata代码 / PDF |
| 文件包大小 | 1.25 MB |
| 包含内容 | 数据表1份、代码1份 |
| 所属分类 |
测算方法
案例以对数工资ln_wage为因变量，在设定个体和年份标识后，加入工会、年龄、教育程度、地区及地区与时间交互项，演示具有个体随机效应的面板Tobit估计。左删失示例设下限为1.2，右删失示例设上限为1.9，另演示同时设置上下限的模型。程序用quadchk检查数值积分的稳定性，并比较20、24和32个积分点的估计结果；部分模型采用Bootstrap标准误。随后以混合Tobit和按个体聚类标准误的线性回归作对照，并给出CLAD估计示例。各删失界限和模型是操作案例中的不同设定，使用时需与对应示例情形一致。
以下字段、样本量及样本仅对应当前展示的数据表，不代表资料包全部文件。查看文件结构
字段列表共 24 个字段
| 字段 | 含义 / 说明 | 类型 | 均值 | 标准差 | 最小值 | 最大值 | 缺失率 |
|---|---|---|---|---|---|---|---|
idcode | NLS ID | 整数 | 2601.284292 | 1487.358947 | 1 | 5159 | 0.0000% |
year | interview year | 整数 | 77.95864583 | 6.383878608 | 68 | 88 | 0.0000% |
birth_yr | birth year | 整数 | 48.08509147 | 3.012837159 | 41 | 54 | 0.0000% |
age | age in current year | 整数 | 29.04510698 | 6.700583667 | 14 | 46 | 0.0841% |
race | 1=white, 2=black, 3=other | 整数 | 1.303392444 | 0.4822773495 | 1 | 3 | 0.0000% |
msp | 1 if married, spouse present | 整数 | 0.6029174556 | 0.4893019442 | 0 | 1 | 0.0561% |
nev_mar | 1 if never married | 整数 | 0.2296795007 | 0.4206340831 | 0 | 1 | 0.0561% |
grade | current grade completed | 整数 | 12.53259498 | 2.323905289 | 0 | 18 | 0.0070% |
collgrad | 1 if college graduate | 整数 | 0.1680451391 | 0.3739129179 | 0 | 1 | 0.0000% |
not_smsa | 1 if not SMSA | 整数 | 0.2824440861 | 0.4501961009 | 0 | 1 | 0.0280% |
c_city | 1 if central city | 整数 | 0.3572179766 | 0.4791882129 | 0 | 1 | 0.0280% |
south | 1 if south | 整数 | 0.4095561943 | 0.4917605062 | 0 | 1 | 0.0280% |
ind_code | industry of employment | 整数 | 7.692973433 | 2.994025324 | 1 | 12 | 1.1951% |
occ_code | occupation | 整数 | 4.777672192 | 3.065435385 | 1 | 13 | 0.4241% |
union | 1 if union | 整数 | 0.2344318536 | 0.4236542095 | 0 | 1 | 32.5787% |
wks_ue | weeks unemployed last year | 整数 | 2.548094612 | 7.29446325 | 0 | 76 | 19.9902% |
ttl_exp | total work experience | 数值 | 6.215316006 | 4.652117393 | 0 | 28.88461494 | 0.0000% |
tenure | job tenure, in years | 数值 | 3.123836044 | 3.751408781 | 0 | 25.91666603 | 1.5175% |
hours | usual hours worked | 整数 | 36.55956019 | 9.869623231 | 1 | 168 | 0.2348% |
wks_work | weeks worked last year | 整数 | 53.98932845 | 29.0323248 | 0 | 104 | 2.4637% |
ln_wage | ln(wage/GNP deflator) | 数值 | 1.674907118 | 0.4780934711 | 0 | 5.263916016 | 0.0000% |
southXt | — | 整数 | 3.342179065 | 5.694750539 | -2 | 18 | 0.0280% |
ln_wage1 | — | 数值 | 1.654484302 | 0.4793192716 | -0.09551292658 | 5.163916111 | 1.0759% |
ln_wage2 | — | 数值 | 1.674991475 | 0.4785989805 | 0 | 5.263916016 | 4.0443% |
数据样本预览
资料样本（部分数据）
仅可预览前100 行、100 列，滚动查看其余行列，完整数据以下载文件为准。
| idcode | year | birth_yr | age | race | msp | nev_mar | grade | collgrad | not_smsa | c_city | south | ind_code | occ_code | union | wks_ue | ttl_exp | tenure | hours | wks_work | ln_wage | southXt | ln_wage1 | ln_wage2 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 70 | 51 | 18 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 6 | 3 | — | 2 | 1.08333325386 | 0.0833333358169 | 20 | 27 | 1.45121395588 | 0 | 1.35121393204 | 1.45121395588 |
| 1 | 71 | 51 | 19 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 22 | 1.27564096451 | 0.0833333358169 | 44 | 10 | 1.02861976624 | 0 | 0.928619742393 | 1.02861976624 |
| 1 | 72 | 51 | 20 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | 0 | 2.25641012192 | 0.916666686535 | 40 | 51 | 1.58997738361 | 0 | 1.48997735977 | 1.58997738361 |
| 1 | 73 | 51 | 21 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 2.31410241127 | 0.0833333358169 | 40 | 3 | 1.78027284145 | 0 | 1.68027281761 | 1.78027284145 |
| 1 | 75 | 51 | 23 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 6 | — | 0 | 2.77564096451 | 0.166666671634 | 10 | 24 | 1.77701163292 | 0 | 1.77701163292 | 1.77701163292 |
| 1 | 77 | 51 | 25 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 12 | 8 | 0 | 0 | 3.77564096451 | 1.5 | 32 | 52 | 1.77868056297 | 0 | 1.67868053913 | 1.77868056297 |
| 1 | 78 | 51 | 26 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 6 | — | 7 | 3.85256409645 | 0.0833333358169 | 52 | 4 | 2.49397587776 | 0 | 2.49397587776 | 2.49397587776 |
| 1 | 80 | 51 | 28 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 6 | 1 | 0 | 5.2948718071 | 1.83333337307 | 45 | 75 | 2.55171537399 | 0 | 2.55171537399 | 2.55171537399 |
| 1 | 83 | 51 | 31 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 6 | 1 | — | 5.2948718071 | 0.666666686535 | 49 | 101 | 2.42026138306 | 0 | 2.32026147842 | 2.42026138306 |
| 1 | 85 | 51 | 33 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 6 | 1 | 0 | 7.1602563858 | 1.91666662693 | 42 | 97 | 2.61417245865 | 0 | 2.61417245865 | 2.61417245865 |
| 1 | 87 | 51 | 35 | 2 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 5 | 6 | 1 | 0 | 8.98717975616 | 3.91666674614 | 45 | 95 | 2.53637361526 | 0 | — | 2.53637361526 |
| 1 | 88 | 51 | 37 | 2 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 5 | 6 | 1 | 0 | 10.3333339691 | 5.33333349228 | 48 | 70 | 2.46292734146 | 0 | 2.46292734146 | 2.46292734146 |
| 2 | 71 | 51 | 19 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 19 | 0.711538434029 | 0.25 | 40 | 13 | 1.36034822464 | 0 | 1.36034822464 | 1.36034822464 |
| 2 | 72 | 51 | 20 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 6 | 1.1346154213 | 1 | 40 | 22 | 1.20619750023 | 0 | 1.20619750023 | 1.20619750023 |
| 2 | 73 | 51 | 21 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 35 | 1.46153843403 | 0.333333343267 | 40 | 17 | 1.54988288879 | 0 | 1.44988286495 | 1.54988288879 |
| 2 | 75 | 51 | 23 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 2.21153855324 | 0.666666686535 | 40 | 39 | 1.83258116245 | 0 | 1.83258116245 | 1.83258116245 |
| 2 | 77 | 51 | 25 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | 0 | 3.21153855324 | 2.66666674614 | 40 | 52 | 1.72672104836 | 0 | 1.72672104836 | 1.72672104836 |
| 2 | 78 | 51 | 26 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | 0 | 4.21153831482 | 3.66666674614 | 40 | 52 | 1.68991005421 | 0 | 1.58991003036 | 1.68991005421 |
| 2 | 80 | 51 | 28 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | — | 6.09615373611 | 5.58333349228 | 40 | 98 | 1.7269641161 | 0 | 1.62696409225 | 1.7269641161 |
| 2 | 82 | 51 | 30 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | — | 7.66666650772 | 7.66666650772 | 38 | 78 | 1.80828857422 | 0 | 1.80828857422 | — |
| 2 | 83 | 51 | 31 | 2 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | 12 | 8.58333301544 | 8.58333301544 | 38 | 37 | 1.86341702938 | 0 | 1.86341702938 | 1.86341702938 |
| 2 | 85 | 51 | 33 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | 4 | 10.1794872284 | 1.83333337307 | 38 | 83 | 1.7893666029 | 0 | 1.7893666029 | 1.7893666029 |
| 2 | 87 | 51 | 35 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 1 | — | 12.1794872284 | 3.75 | 40 | — | 1.84653031826 | 0 | 1.84653031826 | 1.84653031826 |
| 2 | 88 | 51 | 37 | 2 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 5 | 1 | 0 | 13.6217947006 | 5.25 | 40 | 75 | 1.85644853115 | 0 | 1.85644853115 | 1.85644853115 |
| 3 | 68 | 45 | 22 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 0.923076927662 | 0 | 40 | 48 | 1.49356138706 | 0 | 1.49356138706 | 1.49356138706 |
| 3 | 69 | 45 | 23 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 1.5 | 0.333333343267 | 40 | 30 | 1.70252835751 | 0 | 1.70252835751 | 1.70252835751 |
| 3 | 70 | 45 | 24 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 6 | 2.42307686806 | 0.5 | 40 | 48 | 1.45121395588 | 0 | 1.45121395588 | 1.45121395588 |
| 3 | 71 | 45 | 25 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 3.44230771065 | 1.41666662693 | 40 | 53 | 1.54741966724 | 0 | 1.54741966724 | 1.54741966724 |
| 3 | 72 | 45 | 26 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 4.44230747223 | 2.41666674614 | 40 | 52 | 1.60729420185 | 0 | 1.60729420185 | 1.60729420185 |
| 3 | 73 | 45 | 27 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 5.3846154213 | 3.33333325386 | 40 | 49 | 1.59726691246 | 0 | 1.49726688862 | 1.59726691246 |
| 3 | 75 | 45 | 29 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 23 | 5.94230747223 | 0.416666656733 | 40 | 29 | 1.53584957123 | 0 | 1.53584957123 | 1.53584957123 |
| 3 | 77 | 45 | 31 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 6.94230747223 | 2.41666674614 | 40 | 52 | 1.62284064293 | 0 | 1.62284064293 | 1.62284064293 |
| 3 | 78 | 45 | 32 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 7.98076915741 | 3.41666674614 | 40 | 54 | 1.56663489342 | 0 | 1.46663486958 | 1.56663489342 |
| 3 | 80 | 45 | 34 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | — | 9.86538505554 | 5.33333349228 | 40 | 98 | 1.55972325802 | 0 | 1.45972323418 | 1.55972325802 |
| 3 | 82 | 45 | 36 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | — | 11.75 | 7.33333349228 | 40 | 98 | 1.60341930389 | 0 | 1.60341930389 | 1.60341930389 |
| 3 | 83 | 45 | 37 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 12.6153850555 | 8.33333301544 | 40 | 45 | 1.61422944069 | 0 | 1.51422941685 | 1.61422944069 |
| 3 | 85 | 45 | 39 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | — | 14.6153850555 | 10.3333330154 | 40 | 104 | 1.7307986021 | 0 | 1.7307986021 | 1.7307986021 |
| 3 | 87 | 45 | 41 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 14 | 16.3461532593 | 0.416666656733 | 40 | 90 | 1.52576541901 | 0 | 1.52576541901 | — |
| 3 | 88 | 45 | 42 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 4 | 17.7307701111 | 1.25 | 40 | 72 | 1.6127768755 | 0 | 1.51277685165 | 1.6127768755 |
| 4 | 70 | 45 | 24 | 1 | 0 | 1 | 17 | 1 | 0 | 1 | 0 | 11 | 13 | 1 | 0 | 2.25 | 1.41666662693 | 35 | 55 | 2.28850030899 | 0 | 2.28850030899 | 2.28850030899 |
| 4 | 71 | 45 | 25 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 1 | 0 | 3.19230771065 | 2.41666674614 | 35 | 49 | 2.37557840347 | 0 | 2.37557840347 | 2.37557840347 |
| 4 | 72 | 45 | 26 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 1 | 0 | 4.21153831482 | 3.41666674614 | 35 | 53 | 2.41392302513 | 0 | 2.41392302513 | — |
| 4 | 73 | 45 | 27 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | — | 0 | 4.57692289352 | 3.75 | 40 | 19 | 2.28093910217 | 0 | 2.28093910217 | 2.28093910217 |
| 4 | 75 | 45 | 29 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | — | 0 | 5.38461494446 | 3.75 | 43 | 42 | 2.25881385803 | 0 | 2.1588139534 | 2.25881385803 |
| 4 | 80 | 45 | 34 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 0 | 0 | 5.69230747223 | 0.333333343267 | 45 | 16 | 1.47623610497 | 0 | 1.47623610497 | 1.47623610497 |
| 4 | 82 | 45 | 36 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 0 | — | 7.57692289352 | 2.41666674614 | 48 | 98 | 1.28093338013 | 0 | 1.28093338013 | 1.28093338013 |
| 4 | 83 | 45 | 37 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 0 | 0 | 8.38461494446 | 3.41666674614 | 43 | 42 | 1.51585483551 | 0 | 1.51585483551 | 1.51585483551 |
| 4 | 85 | 45 | 39 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 0 | — | 10.3846149445 | 5.41666650772 | 35 | 104 | 1.93016970158 | 0 | 1.93016970158 | 1.93016970158 |
| 4 | 87 | 45 | 41 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 8 | 1 | 0 | 12.0384607315 | 0.333333343267 | 42 | 86 | 1.91903448105 | 0 | 1.91903448105 | 1.91903448105 |
| 4 | 88 | 45 | 43 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 0 | 11 | 13 | 1 | 0 | 13.2115373611 | 1.75 | 42 | 61 | 2.20097446442 | 0 | 2.20097446442 | 2.20097446442 |
| 5 | 68 | 45 | 22 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 0 | 1 | 0 | 40 | 52 | 1.62709283829 | 0 | 1.62709283829 | 1.62709283829 |
| 5 | 69 | 45 | 23 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 7 | 3 | — | 0 | 2 | 0.833333313465 | 40 | 52 | 1.78768563271 | 0 | 1.68768560886 | 1.78768563271 |
| 5 | 70 | 45 | 24 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 7 | 3 | 0 | 0 | 3.07692313194 | 1.91666662693 | 40 | 56 | 1.8208578825 | 0 | 1.8208578825 | 1.8208578825 |
| 5 | 71 | 45 | 25 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 7 | 3 | 0 | 0 | 4.03846168518 | 2.91666674614 | 40 | 50 | 1.85852241516 | 0 | 1.75852239132 | 1.85852241516 |
| 5 | 72 | 45 | 26 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 5.03846168518 | 0.666666686535 | 40 | 52 | 1.97930145264 | 0 | 1.87930142879 | 1.97930145264 |
| 5 | 73 | 45 | 27 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 6.03846168518 | 1.66666662693 | 40 | 52 | 1.99041175842 | 0 | 1.99041175842 | 1.99041175842 |
| 5 | 75 | 45 | 29 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 8 | 3 | — | 24 | 6.57692337036 | 0.333333343267 | 40 | 28 | 1.58550488949 | 0 | 1.58550488949 | 1.58550488949 |
| 5 | 77 | 45 | 31 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 7.57692337036 | 1.75 | 40 | 52 | 1.93752145767 | 0 | 1.93752145767 | 1.93752145767 |
| 5 | 78 | 45 | 32 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 1 | 7.84615373611 | 0.333333343267 | 40 | 14 | 2.07049226761 | 0 | 1.97049224377 | 2.07049226761 |
| 5 | 80 | 45 | 34 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | — | 9.34615421295 | 1.83333337307 | 40 | 78 | 1.83026885986 | 0 | 1.83026885986 | 1.83026885986 |
| 5 | 82 | 45 | 36 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 10.7307691574 | 3.33333325386 | 40 | 72 | 1.84727215767 | 0 | 1.74727213383 | 1.84727215767 |
| 6 | 68 | 46 | 21 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 0.288461536169 | 0.166666671634 | 40 | 15 | 1.52173185349 | 0 | 1.52173185349 | 1.52173185349 |
| 6 | 69 | 46 | 22 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 1.03846156597 | — | 40 | 39 | 1.4793844223 | 0 | 1.4793844223 | 1.4793844223 |
| 6 | 70 | 46 | 23 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | — | 0 | 1.03846156597 | 1 | 40 | 0 | 1.4793844223 | 0 | 1.4793844223 | 1.4793844223 |
| 6 | 71 | 46 | 24 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 0 | 0 | 1.3846154213 | 0.416666656733 | 40 | 18 | 1.51857185364 | 0 | 1.51857185364 | 1.51857185364 |
| 6 | 72 | 46 | 25 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 0 | 0 | 2.44230771065 | 1.41666662693 | 43 | 55 | 1.60729420185 | 0 | 1.60729420185 | 1.60729420185 |
| 6 | 73 | 46 | 26 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 6 | 0 | 0 | 3.3846154213 | 2.33333325386 | 40 | 49 | 1.80974161625 | 0 | 1.70974159241 | 1.80974161625 |
| 6 | 75 | 46 | 28 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | — | 0 | 4.41666650772 | 4.41666650772 | 45 | 52 | 1.85397231579 | 0 | 1.85397231579 | 1.85397231579 |
| 6 | 77 | 46 | 30 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 0 | 0 | 6.41666650772 | 6.41666650772 | 40 | 52 | 1.96310985088 | 0 | 1.96310985088 | 1.96310985088 |
| 6 | 78 | 46 | 31 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 5 | 1 | 0 | 7.43589735031 | 7.41666650772 | 40 | 53 | 1.98273313046 | 0 | 1.88273310661 | 1.98273313046 |
| 6 | 80 | 46 | 33 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 0 | 0 | 9.41666698456 | 9.41666698456 | 45 | 78 | 1.84679818153 | 0 | 1.84679818153 | 1.84679818153 |
| 6 | 82 | 46 | 35 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 0 | — | 11.4166669846 | 11.4166669846 | 48 | 98 | 1.81482470036 | 0 | 1.81482470036 | 1.81482470036 |
| 6 | 83 | 46 | 36 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 1 | 0 | 12.4166669846 | 12.4166669846 | 40 | 42 | 1.91991281509 | 0 | 1.91991281509 | 1.91991281509 |
| 6 | 85 | 46 | 38 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 0 | — | 14.4166669846 | 14.4166669846 | 45 | 104 | 1.95837688446 | 0 | 1.95837688446 | 1.95837688446 |
| 6 | 87 | 46 | 40 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 0 | — | 16.4166660309 | 16.4166660309 | 40 | 102 | 2.00706791878 | 0 | 1.90706789494 | 2.00706791878 |
| 6 | 88 | 46 | 42 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 6 | 0 | 0 | 17.8205127716 | 17.75 | 48 | 73 | 2.08985352516 | 0 | 2.08985352516 | 2.08985352516 |
| 7 | 68 | 49 | 19 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 0 | 1 | 0.833333313465 | 40 | 52 | 1.48206675053 | 0 | 1.48206675053 | 1.48206675053 |
| 7 | 69 | 49 | 19 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | — | 0 | 2 | 1.66666662693 | 40 | 52 | 1.49043440819 | 0 | 1.49043440819 | 1.49043440819 |
| 7 | 70 | 49 | 21 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 3.05769228935 | 2.75 | 40 | 55 | 1.53944551945 | 0 | 1.43944549561 | 1.53944551945 |
| 7 | 71 | 49 | 22 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 4 | 3.75 | 40 | 49 | 1.49387955666 | 0 | 1.49387955666 | 1.49387955666 |
| 7 | 72 | 49 | 23 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 4 | 3 | 0 | 0 | 5.01923084259 | 4.75 | 40 | 53 | 1.45457315445 | 0 | 1.45457315445 | 1.45457315445 |
| 7 | 73 | 49 | 23 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 4 | 3 | — | 2 | 5.09615373611 | 4.83333349228 | 40 | 4 | 1.45457315445 | 0 | 1.45457315445 | 1.45457315445 |
| 7 | 87 | 49 | 37 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 11 | 3 | 0 | 0 | 5.90384626389 | 0.833333313465 | 30 | 42 | 0.473342090845 | 0 | 0.473342090845 | 0.473342090845 |
| 7 | 88 | 49 | 39 | 1 | 1 | 0 | 12 | 0 | 0 | 0 | 0 | 11 | 3 | 0 | 0 | 7.32692289352 | 2.25 | 30 | 74 | 1.53247690201 | 0 | 1.53247690201 | 1.53247690201 |
| 9 | 70 | 51 | 18 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 0.807692289352 | 0.666666686535 | 40 | 34 | 1.47223675251 | 0 | — | 1.47223675251 |
| 9 | 71 | 51 | 19 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 1.76923072338 | 1.58333337307 | 40 | 50 | 1.71702313423 | 0 | 1.71702313423 | 1.71702313423 |
| 9 | 72 | 51 | 20 | 1 | 0 | 1 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 2.65384602547 | 2.5 | 40 | 46 | 1.7472422123 | 0 | 1.7472422123 | 1.7472422123 |
| 9 | 73 | 51 | 21 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 3.58333325386 | 3.58333325386 | 40 | 31 | 1.79979169369 | 0 | 1.79979169369 | 1.79979169369 |
| 9 | 75 | 51 | 23 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | — | 0 | 5.58333349228 | 5.58333349228 | 40 | 52 | 2.017152071 | 0 | 2.017152071 | 2.017152071 |
| 9 | 77 | 51 | 25 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 7.58333349228 | 7.58333349228 | 40 | 39 | 2.09136366844 | 0 | 2.09136366844 | 2.09136366844 |
| 9 | 78 | 51 | 26 | 1 | 1 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 8.64102554321 | 8.58333301544 | 40 | 55 | 2.11409878731 | 0 | 2.11409878731 | 2.11409878731 |
| 9 | 80 | 51 | 28 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | — | 10.5256404877 | 10.5 | 40 | 98 | 2.11377573013 | 0 | 2.11377573013 | 2.11377573013 |
| 9 | 82 | 51 | 30 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | — | 12.5833330154 | 12.5833330154 | 40 | 98 | 2.31253528595 | 0 | 2.31253528595 | 2.31253528595 |
| 9 | 83 | 51 | 31 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 3 | 1 | 0 | 13.5833330154 | 13.5 | 40 | 52 | 2.34858036041 | 0 | 2.34858036041 | 2.34858036041 |
| 9 | 85 | 51 | 33 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 2 | 1 | — | 15.5833330154 | 15.5 | 40 | 104 | 2.37348723412 | 0 | 2.37348723412 | 2.37348723412 |
| 9 | 87 | 51 | 35 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 2 | 1 | — | 17.5833320618 | 17.5 | 40 | 104 | 2.36889863014 | 0 | 2.36889863014 | 2.36889863014 |
| 9 | 88 | 51 | 37 | 1 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 5 | 2 | 1 | 0 | 19.0448703766 | 19 | 40 | 76 | 2.35053133965 | 0 | 2.35053133965 | 2.35053133965 |
| 10 | 69 | 51 | 17 | 1 | 0 | 1 | 10 | 0 | 0 | 1 | 0 | 4 | 6 | — | 0 | 0.416666656733 | 0.416666656733 | 40 | 16 | 1.36160135269 | 0 | 1.36160135269 | 1.36160135269 |
| 10 | 70 | 51 | 18 | 1 | 0 | 1 | 10 | 0 | 0 | 1 | 0 | 4 | 6 | 0 | 0 | 1.4551281929 | 1.41666662693 | 40 | 54 | 1.46148371696 | 0 | 1.46148371696 | 1.46148371696 |
| 10 | 71 | 51 | 19 | 1 | 0 | 1 | 10 | 0 | 0 | 1 | 0 | 4 | 6 | 0 | 0 | 2.4551281929 | 2.41666674614 | 40 | 52 | 1.61166262627 | 0 | 1.61166262627 | 1.61166262627 |
代码公开披露
仅展示前 30 行，供了解变量构造与处理流程，完整代码请下载文件查看。
'
/*---------------------面板Tobit模型-------------------------------*/
/*----导入面板数据----*/
* 本行含来源标识或本地路径，未公开
* 本行含来源标识或本地路径，未公开
/*----调用面板数据----*/
* 本行含来源标识或本地路径，未公开
* 本行含来源标识或本地路径，未公开
* encode idcode, gen(idcode1) /*----生成新变量idcode1(取值为1,2,3...)替代indcode----*/
/*----注意：若个体变量为1,2,3……整数，就无需使用encode命令----*/
xtset idcode year /*----告诉Stata该数据为面板数据----*/
xtdes /*----显示面板数据的结构----*/
xtsum ln_wage union age grade south idcode year /*----显示面板数据的统计特征----*/
xttab union in 1/1000 /*----显示面板数据的分布频率----*/
xttab ln_wage
xttab south
hist ln_wage