Benhima, Kenza (contributor); Havrylchyk, Olena (contributor) - 2006
panel unit root tests of Levin, Lin and Chia-Shang (2002), Im, Pesaran and Shin (2003),
Maddala and Wu (1999) and Hadri … noise processes u
it
are stationary ARMA processes. The null
hypothesis of the Levin, Lin and Chia-Shang (2002), Im …1 : −1 < ρ
i
< 1 for at least one i = 1, . . . , N in the Im,
Pesaran and Shin (2003) and Maddala and Wu (1999) tests …