Definition:Index Number/Base Year
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Definition
The base year of an index number is the year from which the index number is first calculated.
The index number for that year is usually assigned a round number, for example $100$ of $1000$.
Also see
- Results about index numbers can be found here.
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): index (plural indices)${}$: 1. (index number)
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): index (plural indices)${}$: 1. (index number)