VARIABLES ln(ex) | Mixed Regression Model | Fixed Effect Model | Random Effect Model | ||||||
coef. | std.Err | P | coef. | std.Err | P | coef. | std.Err | P | |
Ln(GDPj) | 1.245 | 0.04 | 0.000 | 0.043 | 0.185 | 0.816 | 0.907 | 0.123 | 0.000 |
Ln(GDPi) | 2.151 | 1.482 | 0.018 | 0.853 | 0.807 | 0.295 | 0.217 | 1.022 | 0.009 |
Ln(PGDPj) | 2.044 | 0.435 | 0.002 | −0.566 | 0.396 | 0.159 | 1.248 | 0.222 | 0.000 |
Ln(PGDPi) | 0.541 | 1.862 | 0.058 | 0.487 | 1.093 | 0.048 | 0.349 | −1.384 | 0.012 |
Ln(Eduj) | 0.347 | 0.257 | 0.036 | 0.171 | 0.127 | 0.184 | 0.032 | 0.156 | 0.005 |
Ln(Edui) | 1.848 | 1.643 | 0.290 | 0.064 | 0.728 | 0.931 | 0.448 | 0.926 | 0.628 |
Ln(Culij) | 0.019 | 0.095 | 0.047 | - | - | - | 1.139 | 0.272 | 0.607 |
Ln(Lanij) | −1.906 | 0.114 | 0.000 | - | - | - | −1.436 | 0.193 | 0.000 |
Ln(Dij) | 0.408 | 0.15 | 0.024 | - | - | - | 0.028 | 0.206 | 0.893 |
_Cons | −1.161 | 2.81 | 0.058 | 0.106 | 2.195 | 0.014 | −1.050 | 1.665 | 0.031 |