Variables

DF-GLS Test

Phillips?Perron Test

IO

Level

Level

No Trend

Trend

No Trend

Trend

lnGDP

0.828

−0.633

3.681

−0.396

lnGDS

2.001

−2.865

0.360

−4.596

lnCPI

0.437

−0.633

−2.367

−0.148

lnTO

−1.444

−1.987

−1.138

−2.265

FDI

−1.626

−2.141

−1.069

−0.259

Variables

DF-GLS Test

Phillips?Perron Test

IO

First Difference

First Difference

No Trend

Trend

No Trend

Trend

ΔlnGDP

−2.561**

−3.310**

−4.127***

−5.884***

I (1)

ΔlnGDS

−3.926***

−5.112***

−10.677***

−10.715***

I (1)

ΔlnCPI

−2.338*

−2.739*

−3.915***

−4.802***

I (1)

ΔlnTO

−3.594***

−4.264***

−4.278***

−4.193**

I (1)

ΔFDI

−2.487**

−3.001*

−6.798***

−7.523***

I (1)