Ivan Paya and David A. Peel, "Temporal Aggregation of an ESTAR Process: Some Implications for Purchasing Power Parity Adjustment", Journal of Applied Econometrics, Vol. 21, 2006, pp. 655-668. The data for the Dollar/Pound and Dollar/French Franc over two centuries used in the article and analyzed in Lothian and Taylor (1996), "Real exchange rates over the past two centuries", Journal of Political Economy Vol. 104, pp. 488-509, were provided to us by Professor Mark Taylor. The data set consists of annual observations. The Dollar/Pound series span 1791-1992. The Dollar/French Franc series span 1803-1992. Deflation of the nominal exchange rate series is done by the wholesale price index. A full description of the data sources and methods is given in Lothian and Taylor (1996, pp. 505-506). This is a confidential data file. Requests for access to this file should be directed to Professor Mark P. Taylor Department of Economics University of Warwick Coventry CV4 7AL UK The data for the real exchange rate Dollar/Deutsche Mark for the Gold Standard period were previously analyzed in Diebold, Husted and Rush (1991), "Real exchange rates under the gold standard", Journal of Political Economy Vol. 99, pp. 1252-71; and in Hegwood and Papell (2002), "Purchasing power parity under the Gold Standard", Southern Economic Journal Vol. 69, pp. 72-91. These data were provided to us by Professor David Papell. This data set consists of annual observations from 1793 until 1913. The Dollar/Deutsche Mark nominal exchange rate is deflated using the wholesale price index. A detailed description of the data construction can be found in Diebold et al. (1991, pp. 1256-1258). This is a confidential data file. Requests for access to this file should be directed to Professor David Papell Department of Economics University of Houston Houston TX 77204-5882 USA