Banerjee, Anindya; Marcellino, Massimiliano Giuseppe; … - 2014
that panel tests for unit roots and cointegration are more powerful than their univariate counterparts. In this paper we … tested for in panel data, but not in univariate (i.e. country specific) analysis. The usual explanation for this mismatch is … suggest an alternative explanation for the mismatch. More generally, we warn against the use of panel methods for testing for …