The Official Journal of the Pan-Pacific Association of Input-Output Studies (PAPAIOS)
Table 4 GMM-2SLS estimation results for country group = 2 (robust t values in parenthesis, N = 94, 5% or less significance level results with italics, 5% or less significance level test values are indicated by *)
From: Health, inequality and income: a global study using simultaneous model
Variable | lnGNIPc | lnIM | lnHEc | dlnGNIPc |
|---|---|---|---|---|
Constant | 9.718 (6.45) | 12.302 (10.30) | − 2.038 (− 1.48) | 0.086 (3.17) |
lnIM | − 0.756 (− 3.42) | 0.075 (0.50) | − 0.002 (− 0.17) | |
GINI | − 0.030 (− 0.58) | 0.014 (2.18) | − 0.001 (− 2.73) | |
GINI2 | 0.0001 (0.31) | |||
dlnPOP | 11.40 (2.69) | 0.003 (3.22) | ||
lnPOP1 | ||||
lnPCRm_1 | 0.122 (1.03) | |||
dlnPRC | 0.314 (1.55) | |||
lnRD_E_1 | 0.144 (3.42) | |||
dlnRD_E | 0.120 (2.42) | |||
lnGNIPc | − 0.551 (− 4.49) | 0.967 (7.30) | ||
lnAW_1 | − 1.244 (− 3.76) | |||
lnDOC | 0.182 (3.30) | |||
“R2” | 0.437 | 0.528 | 0.744 | 0.218 |
GMM C test for exogeneity | lnIM chi2(1) = 3.84* | lnGNIPc chi2(1) = 4.20* | lnIMm, lnGNIPc chi2(2) = 3.70 | lnIM chi2(1) = 0.04 |
Robust F test for first-stage regressions | lnIM F(4,83) = 8.85* | lnGNIPc F(2,88) = 41.67* | lnIM F(5,86) = 13.63* lnGNIPCm F(5,86) = 5.57* | lnIM F(3,86) = 6.68* |
Hansen’s J test for over-identifying restrictions | chi2(3) = 4.98 | chi2(1) = 0.01 | chi2(3) = 1.80 | chi2(2) = 2.16 |
Additional instruments | AC, AC_1, lnAREA, AW_1 | AC_1 lnRD_E_1 | AC_1, AW_1 lnAREA | AC_1, AW_1 lnAREA |