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A review of the econometric analysis of I(2) variables
Haldrup, Niels, (1997)
Mirror image distributions and the Dickey-Fuller regression with a maintained trend
Haldrup, Niels, (1996)
[Rezension von: Maddala, G. S., ...,, Unit roots cointegration and structural change]
Haldrup, Niels, (2000)