HC Deb 11 July 2002 vol 388 cc1107-8W
Mr. Andrew Turner

To ask the Chancellor of the Exchequer with which currencies sterling has maintained greatest exchange rate stability since 1997; and how that is measured. [69020]

Ruth Kelly

There is no unique measure of exchange rate stability. One possible measure is the co-efficient of variation. Since the start of 1997, of the currencies comprising sterling ERI, the Swiss franc-sterling exchange rate has had the lowest co-efficient of variation.

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