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Cited by 1,258

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How Big Is the Random Walk in GNP?

Cochrane, John H.·1988·Journal of Political Economy

Abstract

This paper presents a measure of the persistence of fluctuations in GNP based on the variance of its long differences. That measure finds little long-term persistence in GNP. Previous research on this question found a great deal of persistence in GNP, suggesting models such as a random walk. A reconciliation of this paper's results with previous research shows that conventional criteria for time-series model building can produce misleading estimates of persistence.

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Metadata

Authors
Cochrane, J. H.
Venue
Journal of Political Economy
Published
1988-10
Volume
96
Issue
5
Pages
893-920
ISSN
  • 0022-3808 (ISSN-L)
  • 1537-534X
OpenAlex
W1967031021
Cited by
1,258
References
0
FWCI
112.01
Type
journal article
Language
en
Open access
closed

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