Do real exchange rates in small Central and Eastern European economies obey purchasing power parity

2019 ◽  
Vol 11 (2) ◽  
pp. 121
Author(s):  
Jani Bekő ◽  
Alenka Kavkler
2016 ◽  
Vol 17 (3) ◽  
pp. 381-396
Author(s):  
Ahmad Zubaidi BAHARUMSHAH ◽  
Siew-Voon SOON ◽  
Stilianos FOUNTAS ◽  
Nurul Sima MOHAMAD SHARIFF

We investigate the mean reversion in real exchange rates for Central and Eastern European countries. We use point and confidence interval estimates from the Phillips et al.’s (2001) local-persistent model as our preferred measures of the persistence of real exchange rates. We find that the adjustment to purchasing power parity is more rapid after accounting for structural breaks, with half-life deviation from parity below 18 months, which is consistent with the explanation based on nominal rigidities. The estimated narrow confidence intervals for the half-lives invalidate the purchasing power parity puzzle for transition and some core European Union countries. The novelty of our results lies in the finding of strong evidence for purchasing power parity as the local-persistent model produces shorter half-lives and much narrower corresponding confidence intervals than those obtained by standard Dickey-Fuller and local-to-unity models. Our evidence for PPP suggests that the transition countries have maintained their long-run competitiveness against their trading partners.


2015 ◽  
Vol 15 (2) ◽  
pp. 231-240 ◽  
Author(s):  
Mohsen Bahmani-Oskooee ◽  
ABM Nasir

Almost all previous studies that have tested the law of one price or Purchasing Power Parity theory (PPP) have used either real effective exchange rates or bilateral real exchange rates which are constructed using CPI or PPI data. Most of these studies have failed to support the PPP mostly due to aggregation bias. A few recent studies, have, therefore used commodity prices in different countries and have provided strong support for the theory. These studies have mostly used data from industrial countries. In this paper, we use individual prices of 52 retail items from 15 cities in Asia and test for stationarity of the real exchange rate and speed of adjustment. We provide support for PPP in 63% of the cases. We also find that using individual prices lead to faster convergence of real rates toward their PPP values.


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