(4)

(5)

paa_ird

pa_ird

vc

0.0000963

0.0000439^**

(1.09)

(2.60)

edupop

0.00210^*

0.000491^**

(1.96)

(2.40)

open

−0.00136

0.000950^**

(−0.66)

(2.41)

wagegdp

−0.00502^***

−0.000525

(−3.03)

(−1.65)

_cons

0.00567

0.00000776

(1.43)

(0.01)

N

139

139