Definition: Rebasing

Consumer Price Index

Rebasing may have different meanings in different contexts. It may mean:

- changing the weights used for a series of indices; or
- changing the price reference period used for a series of indices; or
- changing the index reference period for a series of indices.

The weights, price reference period and index reference period may be changed separately or at the same time.
Source:
International Labour Organization (ILO), International Monetary Fund (IMF), Organisation for Economic Co-operation and Development (OECD), Statistical Office of the European Communities (Eurostat), United Nations (UNECE), The World Bank, Consumer Price Index Manual: Theory and Practice, Geneva, August 2004
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