This article outlines where the Perpetual Inventory Method (PIM) is used within the Office for National Statistics and discusses in detail the key parameters of a PIM; the asset service life, the retirement distribution and the depreciation function. It covers why these parameters are of importance in the application of a PIM and also highlights some of the key related conceptual issues. The article then concludes with an example illustrating how a PIM can be used to estimate gross capital stock, consumption of fixed capital and net capital stock, which are the principal uses of a PIM.
Published in web format: 15 September 2008 at 9:30 am
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