ANES 2020 Time Series Study. Pre- and post-election surveys around the 2020 US presidential election covering vote choice, political attitudes, media use and demographics.
American National Election Studies 2020 Time Series 共收录 12 个变量——其中常被用作因变量的 5 个、用作核心自变量的 4 个、用作控制变量的 6 个。本数据集常见的研究方向包括：Income and partisan identification、Education and 2020 presidential vote。
Income and partisan identification：因变量 V201228，核心自变量 V201617x，建议控制 V201507x、V201600、V201549x。
Education and 2020 presidential vote：因变量 V202073，核心自变量 V201511x，建议控制 V201507x、V201600、V201549x。
| 变量名 | 标签 | 类型/角色 | 数据文件 | 说明 · 关键词 |
|---|---|---|---|---|
| V200001 | Case ID Case ID | identifier / identifier | main | Unique respondent identifier idcase |
| V200010a | Pre-election Weight Full-sample Pre-election Weight | continuous / control | main | Survey weight for pre-election sample weight |
| V201507x | Age Age (years) | continuous / control | main | Respondent age in years age |
| V201600 | Sex Sex | binary / control | main | Respondent sex sexgender |
| V201549x | Race/Ethnicity Summary Race / Ethnicity (Summary) | categorical / control | main | Self-identified race-ethnicity, summary categories raceethnicity |
| V201511x | Education Highest Level of Education (5-cat) | ordinal / iv,control | main | Highest education completed educationschooling |
| V201617x | Family Income Total Family Income (22-bracket) | ordinal / iv,control | main | Family income, banded into 22 categories incomefamily |
| V201200 | Liberal-Conservative 7-pt Liberal-Conservative Self-placement (7-pt) | ordinal / iv,dv | main | 7-point ideological self-placement ideologyliberalconservative |
| V201228 | Party ID 7-pt Party Identification (7-pt) | ordinal / iv,dv | main | 7-point partisan identification partypartisanship |
| V202072 | Voted in 2020 Voted in 2020 General Election | binary / dv | main | Self-reported turnout in 2020 general election voteturnoutelection |
| V202073 | Presidential Vote 2020 Presidential Vote Choice 2020 | categorical / dv | main | For whom respondent voted in 2020 presidential election votepresidentialbidentrump |
| V201233 | Govt Trust Trust in Federal Government | ordinal / dv | main | How often trust the federal government to do what is right trustgovernment |
变量百科是开放查询入口；实证向导把同样的码本接到代码生成里——上传你的 anes2020 数据，系统自动识别变量并套用对应的清洗规则、推荐研究设计、跑回归、出 Word 报告。