Method

Statistic

Prob.^**

Crosssections

Obs

Levin, Lin & Chu t^*

−5.09550

0.0000

30

510

Im, Pesaran and Shin W-stat

−9.16301

0.0000

30

510

ADF-Fisher Chi-square

196.802

0.0000

30

510

PP-Fisher Chi-square

831.263

0.0000

30

540