Strauss, J.Yigit, T.2015-07-282015-07-2820030165-1765http://hdl.handle.net/11693/11292This paper shows that (i) magnitude and variation of contemporaneous correlation are important in panel unit root tests, and (ii) demeaning across the panel usually does not eliminate these problems. (C) 2003 Elsevier B.V. All rights reserved.EnglishPanel unit rootContemporaneous correlationShortfalls of panel unit root testingArticle10.1016/S0165-1765(03)00210-61873-7374