Long memory vs. structural change in financial time series

Walter Krämer, Philipp Sibbertsen and Christian Kleiber

No 2001,37, Technical Reports from Technische Universität Dortmund, Sonderforschungsbereich 475: Komplexitätsreduktion in multivariaten Datenstrukturen

Abstract: The paper discusses structural change as possible mechanism that generates the appearance of long memory in economic time series. It shows that there are no long memory effects in German stock returns and that long memory in squares of German stock returns disappears once shifting means are properly accounted for.

Date: 2001
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Persistent link: https://EconPapers.repec.org/RePEc:zbw:sfb475:200137

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