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Purchasing power parity and the long memory properties of real exchange rates: Does one size fit all?

Marcel Aloy, Mohamed Boutahar, Karine Gente () and Anne Péguin-Feissolle

Economic Modelling, 2011, vol. 28, issue 3, 1279-1290

Abstract: This paper examines the time series behavior of monthly bilateral real exchange rates (RER) on a comprehensive sample of 78 industrialized and developing countries, using the US Dollar, the UK Pound and the German Deutsche Mark as numeraires. We suggest a three step testing procedure based on recently introduced econometric techniques, in order to assess the mean-reverting properties of the RER and to address the question of whether real exchange rates follow a non linear process or a long memory process. The main results are as follows. Firstly, most of the bilateral real exchange rates under study are not mean-reverting. Secondly, the nonlinear ESTAR type adjustment is far from being prominent. Finally, only few bilateral RER exhibit true long memory mean-reverting properties.

Keywords: Fractional; Integration; Nonlinear; modelling; Mean; reverting; process; Long-memory; process (search for similar items in EconPapers)
Date: 2011
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Citations: View citations in EconPapers (13)

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