Variables

Levels

First difference

Critical Value

FDI

−2.670

-

−2.570

lnInfrastQuality

−0.951

−3.932

−2.570

lnNaturalResEnd

−2.129

−5.143

−2.570

lnMarketSize

−1.473

−4.716

−2.570

lnTradeOpenness

−1.568

−5.150

−2.570