Arbeitspapier

Rank tests for unit roots

In order to obtain exact distributional results without imposing restrictive parametric assumptions, several rank counterparts of the Dickey-Fuller statistic are considered. In particular, a rank counterpart of the score statistic is suggested which appears to have attractive theoretical properties. Assuming i.i.d. errors, an exact test is obtained for a random walk model with drift and under assumptions similar to Phillips & Perron (1988) the test is asymptotically valid. In a Monte Carlo study the rank tests are compared with their parametric counterparts.

Language
Englisch

Bibliographic citation
Series: SFB 373 Discussion Paper ; No. 1996,9

Classification
Wirtschaft

Event
Geistige Schöpfung
(who)
Breitung, Jörg
Gouriéroux, Christian
Event
Veröffentlichung
(who)
Humboldt University of Berlin, Interdisciplinary Research Project 373: Quantification and Simulation of Economic Processes
(where)
Berlin
(when)
1996

Handle
URN
urn:nbn:de:kobv:11-10075429
Last update
10.03.2025, 11:43 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Breitung, Jörg
  • Gouriéroux, Christian
  • Humboldt University of Berlin, Interdisciplinary Research Project 373: Quantification and Simulation of Economic Processes

Time of origin

  • 1996

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