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pro vyhledávání: '"Pim Ouwehand"'
Publikováno v:
Journal of Official Statistics, 35(1), 9-30. Statistics Sweden
Journal of Official Statistics, Vol 35, Iss 1, Pp 9-30 (2019)
Journal of Official Statistics, Vol 35, Iss 1, Pp 9-30 (2019)
Seasonally adjusted series of Gross Domestic Product (GDP) and its breakdown in underlying categories or domains are generally not consistent with each other. Statistical differences between the total GDP and the sum of the underlying domains arise f
Publikováno v:
Journal of Business Cycle Research, 15(1)
Seasonality in economic time series can ‘obscure’ movements of other components in a series that are operationally more important for economic and econometric analyses. In practice, one often prefers to work with seasonally adjusted data to asses
Autor:
Pim Ouwehand, Barry Schouten
Publikováno v:
Journal of Official Statistics, Vol 30, Iss 4, Pp 623-649 (2014)
Short-term statistics (STS) are important early indicators of economic activity. The statistics are obligatory for all EU countries and also serve as input to national accounts. In most countries, short-term Statistics are based on business surveys.
We present an approach to improve forecast accuracy by simultaneously forecasting a group of products that exhibit similar seasonal demand patterns. Better seasonality estimates can be made by using information on all products in a group, and using t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::af309e2ec5580c4d1f87bc3e627437b1
Publikováno v:
International Journal of Production Economics, 90, 151-167. Elsevier
Standard forecasting methods that are designed to cope with seasonal demand often are no longer applicable in practice. Due to growing assortments and shorter product life cycles, demand data may show too high variation or may be insufficient to cons