Cuddington and Liang (2000)[Purchasing Power parity over two centuries? Journal of International Money and Finance, 19, 751-755] examine the long span of sterling-dollar real exchange rate data of Lothian and Taylor (1996) [Real exchange rate behavior: the recent float from the perspective of...

Using annual data spanning two centuries for dollar-sterling and franc-sterling real exchange rates, we find strong evidence of mean-reverting real exchange rate behavior. Using simple, stationary, autoregressive models estimated on prefloat data, we easily outperform nonstationary real exchange...

This paper replies to Ahking’s (1990) re-examination of Taylor and McMahon’s (1988) analysis of long-run purchasing power parity in the 1920s. We demonstrate that Ahking’s conclusions are only partially correct and reestablish our conclusion that, a form of long-run purchasing-power parity...