This information paper reports the re-basing of the WTI to reference year 2007. Details on the data sources, methodology
adopted, the formula for index compilation and the comparison of re-based series and old series are presented. In addition, detailed weights for activities in wholesale trade
sector as well as the re-based series from 1Q2007 to 4Q2007 are provided in the annexes.
Custodian: Statistics Singapore
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