Whole sample

Sample excluding GCC

Variables

ENTRE

ENTRE

Constant

−5.23

(−1.31)

27.66**

(2.18)

−4.58***

(−2.06)

25.15***

(3.34)

LGDPPC

−0.03

(−0.05)

−7.79***

(−2.69)

0.41

(1.23)

−6.7***

(−3.81)

LGDPPC²

0.44***

(2.73)

0.42***

(4.12)

U

−0.03

(−1.15)

−0.04

(−1.31)

−0.01

(−1.03)

−0.01

(−1.00)

GE

−0.02

(−1.13)

−0.37

(−1.67)

0.54

(4.02)

0.51***

(4.01)

HDI

10.16***

(4.15)

10.34***

(4.29)

3.56***

(2.06)

3.06

(1.84)

Number of observations

240

240

190

190

R²

0.84

0.85

0.90

0.91