| East | Central section | West |
L.dvar | 0.839*** (0.057) | 0.873*** (0.019) | 0.846*** (0.035) |
ers | −0.031** (0.049) | −0.011*** (0.024) | −0.007 (0.014) |
ers2 | 0.072* (0.042) | 0.043** (0.006) | 0.036** (0.016) |
fdi | −0.025** (0.096) | 0.012** (0.061) | 0.019 (0.013) |
human | 0.071** (0.028) | 0.053 (0.036) | 0.035 (0.019) |
rd | 0.032* (0.019) | −0.033*** (0.011) | −0.021* (0.012) |
lnkl | −0.065* (0.036) | 0.047*** (0.018) | 0.061** (0.028) |
lnsize | −0.084* (0.044) | 0.037** (0.018) | 0.048* (0.025) |
_cons | 0.095*** (0.037) | 0.162*** (0.028) | 0.132*** (0.049) |
N | 1300 | 1300 | 910 |
AR (1) test | −2.26 [0.000] | −4.85 [0.000] | −2.32 [0.020] |
AR (2) test | −0.58 [0.565] | −1.10 [0.270] | −1.13 [0.259] |
Sargan test | 39.86 [0.108] | 47.81 [0.185] | 30.06 [0.183] |