Multivariate Cointegration Analysis and the Long-Run Validity of PPP
多变量协整分析与购买力平价的长期有效性
This paper tests the long-run validity of PPP using Johansen's multivariate cointegration methodology on exchange rates and domestic and foreign price levels. Monthly data covering the recent flexible exchange rate period of the DM vis a vis 15 currencies le ad to the following conclusion: PPP seems to hold in the long run for s ix European currencies: the Pound, Lira, Norwegian Krone, Schilling, Escudo, and Peseta. However, PPP has to be rejected.for the United States and…