The Official Journal of the Pan-Pacific Association of Input-Output Studies (PAPAIOS)
Table 7 GMM-2SLS estimation results for country group = 2 with endogenous GINI and GINI2 (robust t values in parenthesis, N = 93, 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 | 8.084 (1.90) | 10.877 (5.43) | − 2.038 (− 1.48) | 0.059 (0.62) |
lnIM | − 0.611 (− 2.13) | 0.075 (0.50) | 0.000 (0.01) | |
GINI | − 0.019 (− 0.11) | 0.050 (2.39) | − 0.001 (− 0.29) | |
GINI 2 | 0.000 (0.47) | |||
dlnPOP | 5.978 (1.07) | |||
lnPOP1 | 0.003 (2.81) | |||
lnPCR_1 | 0.097 (0.62) | |||
dlnPCR | 0.277 (1.29) | |||
lnRD_E_1 | 0.184 (3.13) | |||
dlnRD_E | 0.125 (1.94) | |||
lnGNIPc | − 0.427 (− 3.92) | 0.967 (7.30) | ||
lnAW_1 | − 1.517 (− 3.94) | |||
lnDOC | 0.182 (3.30) | |||
“R2” | 0.157 | 0.336 | 0.744 | 0.211 |
GMM C test for exogeneity | lnIM chi2(1) = 0.29 GINI,GINI 2 chi2(2) = 2.29 | lnGNIPC chi2(1) = 0.67 GINI chi2(1) = 3.51 | lnIM, lnGNIPc chi2(2) = 3.70 | lnIM chi2(1) = 0.03 GINI chi2(1) = 0.22 |
Robust F test for first-stage regressions | lnIM F(4,85) = 8.78* GINI F(4,85) = 1.10 GINI 2 F(4,85) = 1.42 | lnGNIPc F(5,86) = 72.00* GINI F(5,86) = 2.57* | lnIM F(5,86) = 13.63* lnGNIPc F(5,86) = 5.58* | lnIM F(4,85) = 19.82* GINI F(4,85) = 1.41 |
Hansen’s J test for over-identifying restrictions | chi2(1) = 1.82 | chi2(3) = 4.16 | chi2(3) = 1.80 | chi2(2) = 2.08 |
Additional instruments | AC, AC_1, lnAW_1, lnAREA | lnAREA, lnAC_1, lnRD_E_1, lnGDP_iv_1, dlnGDP_iv_1, | lnPOPU, AC, ACm_1, AW_1 | AC, AC_1, lnAW_1, lnAREA |