受访者最高受教育程度。多数数据库为有序分类（未上过学 / 小学 / 初中 / …），CFPS 2020 起部分版本直接给受教育年限。CGSS a7a 是经典编码字段。
需要将分类码转换为受教育年限可用：未上学=0、小学=6、初中=9、高中=12、大专=15、本科=16、硕士=19、博士=22 的常用映射；该映射在 codebook_manager 的 cleaning rules 里有自动版本。
Manually curated mapping of the same concept to its variable name in each database.
| dataset | variable | label | type/role | note |
|---|---|---|---|---|
| cfps2010 中国家庭追踪调查2010 | edu | 受教育程度 | ordinal / iv,control | — |
| cfps2012 中国家庭追踪调查2012 | edu | 受教育程度 | ordinal / iv,control | — |
| cfps2014 中国家庭追踪调查2014 | edu | 受教育程度 | ordinal / iv,control | — |
| cfps2016 中国家庭追踪调查2016 | edu | 受教育程度 | ordinal / iv,control | — |
| cfps2018 中国家庭追踪调查2018 | edu | 受教育程度 | ordinal / iv,control | — |
| cfps2020 中国家庭追踪调查 2020 | edu | 受教育年限 | continuous / iv,control | — |
| cgss2010 中国综合社会调查2010 | a7a | 受教育程度 | ordinal / iv,control | — |
| cgss2012 中国综合社会调查2012 | a7a | 受教育程度 | ordinal / iv,control | — |
| cgss2013 中国综合社会调查2013 | a7a | 受教育程度 | ordinal / iv,control | — |
| cgss2015 中国综合社会调查2015 | a7a | 受教育程度 | ordinal / iv,control | — |
| cgss2017 中国综合社会调查2017 | a7a | 受教育程度 | ordinal / iv,control | — |
| cgss2021 中国综合社会调查 2021 | a7a | 受教育年限 | continuous / iv,control | — |
| charls2011 中国健康与养老追踪调查2011 | education | 受教育程度 | ordinal / iv,control | — |
| charls2013 中国健康与养老追踪调查2013 | education | 受教育程度 | ordinal / iv,control | — |
| charls2015 中国健康与养老追踪调查2015 | education | 受教育程度 | ordinal / iv,control | — |
| charls2020 中国健康与养老追踪调查2020 | education | 受教育程度 | ordinal / iv,control | — |
| clds2012 中国劳动力动态调查2012 | education | 受教育程度 | ordinal / iv,control | — |
| clds2014 中国劳动力动态调查2014 | education | 受教育程度 | ordinal / iv,control | — |
| clds2016 中国劳动力动态调查2016 | education | 受教育程度 | ordinal / iv,control | — |
| ipums_usa IPUMS USA Harmonized Microdata | EDUC | 教育程度 | ordinal / iv,control | 教育程度汇总码 |
| ipums_usa IPUMS USA Harmonized Microdata | EDUCD | 教育程度详细码 | ordinal / iv,control | 教育程度详细码 |
| cfps2022 中国家庭追踪调查 2022 | cfps2022edu | Highest educational degree in CFPS2022 | categorical | 最高学历 |
| cfps2022 中国家庭追踪调查 2022 | cfps2022eduy | Years of education in CFPS2022 | continuous | 受教育年限 |
| charls2018 中国健康与养老追踪调查 2018 | bd001 | 受教育年限 | continuous / iv,control | 受教育年限 |
| chip2013 中国居民收入调查 CHIP 2013 | education | 受教育程度 | ordinal / iv,control | — |
| chip2013 中国居民收入调查 CHIP 2013 | edu_years | 受教育年限 | continuous / iv,control | 受教育年限 |
| chip2018 中国居民收入调查 CHIP 2018 | education | 受教育程度 | ordinal / iv,control | — |
| chip2018 中国居民收入调查 CHIP 2018 | edu_years | 受教育年限 | continuous / iv,control | 受教育年限 |
| acs2022 American Community Survey 2022 1-Year PUMS | SCHL | Educational Attainment | ordinal / iv,control | — |
| cps_asec_2023 CPS Annual Social and Economic Supplement 2023 (March CPS) | A_HGA | Educational Attainment | ordinal / iv,control | — |
| gss2022 General Social Survey 2022 | educ | Years of Education | continuous / iv,control | 受教育年限 |
| gss2022 General Social Survey 2022 | degree | Highest Degree | ordinal / iv,control | 最高学位 |
| hrs2018 Health and Retirement Study 2018 | QB014 | Years of Education | continuous / iv,control | 受教育年限 |
| nhanes2018 NHANES 2017-2018 Cycle | DMDEDUC2 | Education Adults 20+ | ordinal / iv,control | — |
| wvs7 World Values Survey Wave 7 (2017-2022) | Q275 | Education ISCED | ordinal / iv,control | ISCED 教育程度 |
| ess10 European Social Survey Round 10 (2020-2022) | eisced | Education ISCED-ESS | ordinal / iv,control | ESS harmonised ISCED |
| anes2020 American National Election Studies 2020 Time Series | V201511x | Education | ordinal / iv,control | — |
| brfss2022 Behavioral Risk Factor Surveillance System 2022 | EDUCA | Education | ordinal / iv,control | — |
| dhs Demographic and Health Surveys (Standard DHS, Individual Recode) | v106 | Highest Education Level | ordinal / iv,control | 最高教育水平 |
| dhs Demographic and Health Surveys (Standard DHS, Individual Recode) | v133 | Education in Single Years | continuous / iv,control | 受教育年限 |
| elsa2018 English Longitudinal Study of Ageing Wave 9 (2018-2019) | edqual | Highest Qualification | ordinal / iv,control | — |
| eusilc2022 EU-SILC 2022 Cross-sectional UDB | PE040 | Highest ISCED Attained | ordinal / iv,control | — |
| gsoep German Socio-Economic Panel (SOEP-Core v38) | d11108 | Highest Education (ISCED-1997) | ordinal / iv,control | — |
| nlsy97 National Longitudinal Survey of Youth 1997 | CV_HGC_EVER_2019 | Highest Grade Completed 2019 | ordinal / iv,control | — |
| psid2019 Panel Study of Income Dynamics 2019 | ER34548 | Years of Education | continuous / iv,control | — |
| share_w8 SHARE Wave 8 (2019-2020) | isced1997_r | ISCED Education | ordinal / iv,control | — |
| ukhls Understanding Society: UK Household Longitudinal Study | qfhigh_dv | Highest Qualification (Derived) | ordinal / iv,control | — |