| OLS | FE | Differential GMM | Systematic GMM |
| 0.3795*** | −0.1865* | −0.0394 | 0.2295*** |
| (4.00) | (−1.33) | (−0.39) | (2.20) |
| −2.2488** | −3.6892** | −6.4782* | −4.5659** |
| (−1.68) | (−1.74) | (−1.48) | (−1.67) |
| 0.7724* | 0.0202 | 0.1511 | −0.2228 |
| (0.88) | (0.02) | (0.16) | (−0.27) |
| −0.0627 | −1.4855 | −4.3230* | −1.2186* |
| (−0.32) | (−0.48) | (−1.19) | (−1.01) |
| −0.2047* | 4.0606*** | 6.4289*** | 1.0731* |
| (−1.29) | (2.06) | (2.69) | (0.92) |
| −0.7228*** | −1.7806*** | −2.1249** | −1.5122*** |
| (−1.67) | (−3.28) | (−1.79) | (−1.86) |
| −0.6738 | 3.3900* | 0.7546 | −2.5465* |
| (−0.36) | (1.07) | (0.16) | (−0.70) |
| 0.6209* | 0.5262* | 0.5845* | 0.6374* |
| (1.32) | (1.39) | (1.08) | (1.56) |
C | 0.1926* | 0.3561* | 0.6089* | 0.6208*** |
| (1.66) | (1.39) | (1.50) | (2.93) |
F | 11.73 | 2.22 |
|
|
| 0.0000 | 0.0391 |
|
|
R-squared | 0.4535 | 0.2410 |
|
|
AR 2(P) |
|
| 0.1828 | 0.4849 |
Sargan(P) |
|
| 0.8043 | 0.9887 |