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An alternative or supplement to the core commodity approach. Core countries agree to price a common basket that allows linking of all areas of the world at the basic heading level; or certain pairs of core countries make binary comparisons that allow there to be links at the basic heading level between all groups of countries participating in the comparison.

Source Publication:
Handbook of the International Comparison Programme, Studies in Methods, Series F, No. 62, United Nations Department of Economic and Social Development, Statistical Division, New York, 1992, Glossary.


Statistical Theme: Prices and purchasing power partities

Created on Thursday, February 6, 2003