The euro changeover and the euro-zone HICP for January 2002 The euro-zone flash estimate for January 2002 is within the range (+/- 0.1) which would have been expected making a simple extrapolation of the seasonal pattern, developments in recent months up to December 2001 and January`s fuel price changes. The fact that the flash estimate for January 2002 is higher than the actual figure for December 2001 cannot necessarily be taken as evidence of a significant euro changeover effect when all the other possible influences, described below, are taken into account.