Table 2 Unit root results

Level

1^st Diff.

Level

1^st Diff.

Level

1^st Diff.

Level

1^st Diff.

Stock Index

0.0283

−39.92^a

0.115671

−39.661^a

0.404722

−35.96^a

0.49368

−25.11^a

Oil Price

−0.6464

−45.55^a

−0.87098

−45.144^a

−2.07675

−42.97^a

−2.12490

−42.94^a