gd006 // Impact of COVID on Self-employed Activities| 数据集 | charls2020 · 中国健康与养老追踪调查2020 |
| 类型 | categorical |
| 角色 | |
| 数据文件 | |
| 关键词 |
| 编码 | 含义 |
|---|---|
1 | Do not Have before and after COVID |
2 | Have before and after COVID |
3 | Do not Have before COVID and Have after |
4 | Have before COVID and Do not Have after |