Table 9 The regression results of the effect on income inequality in developing countries by sub-period.
Sub-period I (1995–2007) | Sub-period II (2008–2020) | |||||||
|---|---|---|---|---|---|---|---|---|
Model I | Model II | Model III | Model IV | Model I | Model II | Model III | Model IV | |
Variables | ln INE | ln INE | ln INE | ln INE | ln INE | ln INE | ln INE | ln INE |
ln INNO | 0.035** 0.016 | −2.762 (1.509) | −0.022 (0.427) | −5.597* (3.331) | −0.288** (0.117) | −0.023 (0.880) | −0.264 (0.171) | 0.470** (0.225) |
ln GDP | −5.342 (3.372) | 0.614* (0.303) | ||||||
ln INNO*ln GDP | 0.718* (0.412) | −0.056** (0.026) | ||||||
ln GLO | −4.947 (3.059) | 0.108 (1.645) | ||||||
ln INNO*ln GLO | 0.682 (0.360) | −0.001** (0.214) | ||||||
ln EGS | −0.410* (0.214) | −0.708* (0.373) | ||||||
ln INNO*ln EGS | 0.014 (0.129) | 0.086* (0.044) | ||||||
Control | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
CIPS | −4.126*** | −5.277*** | 1.700 | 1.7 | −4.866*** | −3.940*** | 1.700 | 1.7 |
RMSE | 0.0106 | 0.0052 | 0.0000 | 0.0050 | 0.0000 | 0.0082 | 0.0000 | 0.0000 |
Observation | 362 | 362 | 362 | 362 | 336 | 336 | 336 | 336 |
