Please use this identifier to cite or link to this item: https://hdl.handle.net/10419/271872 
Year of Publication: 
2023
Series/Report no.: 
CESifo Working Paper No. 10228
Publisher: 
Center for Economic Studies and ifo Institute (CESifo), Munich
Abstract: 
This article is our personal perspective on the IPS test and the subsequent developments of unit root and cointegration tests in dynamic panels with and without cross-section dependence. In this note, we discuss the main idea behind the test and the publication process that led to Im, Pesaran and Shin (2003).
Subjects: 
Dickey and Fuller statistic
stationarity
panel unit root tests
prevalence of unit roots
JEL: 
C01
C23
Document Type: 
Working Paper
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