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Davies, Laurie
Krämer, Walter
Year of Publication: 
Series/Report no.: 
Technical Report 2000,29
We derive the probability limit of the standard Dickey-Fuller-test in the context of an exponential random walk. This result might be useful in interpreting tests for unit roots when the test is inadvertantly applied to the levels of the data when the true random walk is in the logs.
Document Type: 
Working Paper

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