ADF

ZA

PP

DFGLS

KPSS

−1.597

−5.424**

0.365

−1.215

0.360***

−1.255

−5.504**

0.100

−1.893

0.403***

−6.510***

−7.537***

−6.385***

−3.848***

0.058

−8.270***

−5.341**

−8.382***

−2.877**

0.085