Variable

PP

PP

ADF

ADF

Level

First Diff

Level

First Diff

SM

−0.413

−9.647***

−0.649

−9.027***

(0.900)

(0.000)

(0.852)

(0.000)

RPL

−2.011

−8.982***

−2.036

−8.987***

(0.282)

(0.000)

(0.271)

(0.000)

BTC

−1.622

−6.976***

−1.643

−6.933***

(0.466)

(0.000)

(0.454)

(0.000)

ETH

−1.522

−7.015***

−1.432

−6.896***

(0.517)

(0.000)

(0.562)

(0.000)

EXR

−1.992

−4.757***

−2.932**

−5.574***

(0.289)

(0.000)

(0.047)

(0.000)

CRYP

−1.119

−8.911***

−1.236

−8.792***

(0.704)

(0.000)

(0.654)

(0.000)