| \({\widehat{\beta}}_{1}\) |
0.048 |
0.020 |
2.400** |
0.021 |
2.285** |
| \({\widehat{\beta}}_{2}\) |
-0.021 |
0.008 |
-2.625*** |
0.009 |
-2.333** |
| \({\widehat{\alpha}}_{1}\) |
0.943 |
0.012 |
78.583*** |
0.014 |
67.357*** |
| \({\widehat{\alpha}}_{2}\) |
-0.003 |
0.008 |
-0.333 |
0.011 |
-0.273 |
| \({\widehat{\alpha}}_{3}\) |
-0.015 |
0.006 |
-2.590*** |
0.007 |
-2.143** |