21.   But with effect from January, the index is based on company responses from the current month, in line with other EU indicators.

22.   But with effect from January, the index would be based on company responses from the current month, in line with other EU indicators.

23.   Until now the monthly Ifo index has been based on responses from the preceding month.

24.   The IMF index is based on figures submitted by each nation, but the fund processes the data uniformly allowing national comparisons.

25.   The index is based on a composite of various home-loan interest rates.