| 变量 | lncpi | lnsocial | interest | lnnum |
| 参数估计值 | −8.6862 | 0.2856 | −18.9091 | −0.2823 |
| t统计量 | −2.1329 | 13.0932 | −3.4362 | −0.9518 |
| p统计量 | 0.0587 | 0.0000 | 0.0064 | 0.3636 |
| R2 | 0.3126 | 0.9448 | 0.5414 | 0.0830 |
|
| 0.2439 | 0.9393 | 0.4955 | 0.008 |