1. Uncertainty and automatic balancing of national accounts with a Swedish application.
- Author
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Xie, Yingfu, Lennmalm, Andreas, Lennartsson, Daniel, and de Groote, Annica
- Subjects
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UNCERTAINTY , *NATIONAL account systems , *LEAST squares , *ACCOUNT balance aging , *ERROR analysis in mathematics - Abstract
The problem of balancing economic accounts has been recognized for a long time. In 1942, Richard Stone et al. proposed a weighted least squares approach (hereafter SCM approach) to balance small economic accounts. This approach has been extended to accommodate reconciliation of large-scale national accounts (NA) systems. The main challenge turned out to be the estimates of the uncertainties of initial NA aggregates. In this study, we try the SCM approach for automatically balancing a large-scale supply-use framework in the Swedish NA. Efforts are made to estimate the uncertainties not only from sampling errors but also from non-sampling errors. The error estimates are used as weights in the balancing procedure. The approach is evaluated through a test run in parallel with a real compilation of the Swedish annual NA. Our study shows that the automatic balancing procedure is feasible to implement in the production environment of Statistics Sweden. Compared with the current mainly manual balancing process, the automatic procedure is faster, cheaper and requires less time from the NA experts. Above all, the method is transparent and new information can easily be accounted for. [ABSTRACT FROM AUTHOR]
- Published
- 2018
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