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On periodic structures and testing for seasonal unit roots
Ghysels, Eric, (1995)
Recursive and rolling regression-based tests of the seasonal unit root hypothesis
Smith, Richard J., (1998)
Seasonal unit roots and forecasts of two-digit-European industrial production
Osborn, Denise R., (1999)
Sample autocorrelations of nonstationary fractionally integrated series
Hassler, Uwe, (1997)
Regression trendbehafteter Zeitreihen in der Ökonometrie
Hassler, Uwe, (2000)
Nonsense regressions due to neglected time-varying means
Hassler, Uwe, (2001)