变量 | 东部 | 中西部 | ||
城市 | 农村 | 城市 | 农村 | |
SR (短期) | ||||
E | −0.673*** | −0.384*** | −0.311*** | −0.108*** |
| (0.134) | (0.114) | (0.0675) | (0.0287) |
D.open | 0.249* | 0.204** | 0.481*** | 0.249*** |
| (0.139) | (0.0819) | (0.114) | (0.0804) |
Constant | 0.341*** | 0.172*** | 0.135*** | 0.0529*** |
| (0.0920) | (0.0495) | (0.0281) | (0.0102) |
E (长期) | ||||
open | −0.138*** | −0.157*** | −1.031*** | −1.702*** |
| (0.0218) | (0.0299) | (0.157) | (0.326) |
Observations | 132 | 132 | 240 | 240 |