real exchange rates in panel frameworks. One weakness of such tests, however, is that they fail to inform the researcher as … a small number of real exchange rates in a given panel may drive the results. In this paper we examine the PPP … when applied to a set of established panel-unit-root tests, allows the identification of the real exchange rates that are …

This paper examines whether, in addition to standard unit root and cointegration tests, panel approaches also produce … disappears, and strong empirical support is found for PPP. It appears therefore that recent advances in panel data econometrics …

In this paper we propose a simple extension to the panel case of the covariate-augmented Dickey Fuller (CADF) test for … with respect to other popular panel approaches. A procedure to compute the asymptotic p-values of Hansen’s CADF test is … hypothesis and the presence of a unit root in international industrial production indices. -- unit root ; panel data …

This paper investigates the validity of purchasing power parity (PPP) for 25 OECD countries by using a panel unit … by the combination of the time-series and cross-sectional data and the subsequent power advantages of panel data unit …

tested for in panel data, but not in univariate (i.e. country specific) analysis. The usual explanation for this mismatch is … that panel tests for unit roots and cointegration are more powerful than their univariate counterparts. In this paper we … suggest an alternative explanation for the mismatch. More generally, we warn against the use of panel methods for testing for …

inconsistent, suggesting that either alternatives to a unit root null hypothesis may need to be considered or that panel based …

, suggesting that either alternative hypotheses to a unit root may need to be considered or that panel based testing in this …

apply a recently introduced panel stationary test, which accounts for sharp breaks and smooth shifts. The results indicate …