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LASPEYRES PRICE INDEX

Statistics Directorate    
French Equivalent: Indice de prix de Laspeyres

Definition:
A price index defined as a fixed weight, or fixed basket, index which uses the basket of goods and services of the base period. The base period serves as both the weight reference period and the price reference period. It is identical with a weighted arithmetic average of the current to base period price relatives using the value shares of the base period as weights.

Also called a “base weighted index”.

Source Publication:
ILO, IMF, OECD, Eurostat, UNECE, World Bank, 2004, Producer Price Index Manual: Theory and Practice, International Monetary Fund, Washington DC.

Cross References:
Paasche price index
Time reversal test

Hyperlink:
http://www.imf.org/external/np/sta/tegppi/index.htm

Statistical Theme: Prices and purchasing power partities

Created on Tuesday, September 25, 2001

Last updated on Friday, July 08, 2005