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Estimation of Changes in Inventory in the Canadian SNA. Arthur Berger. GDP by Final Expenditure, Shenzhen, China, 25-29 April 2011. Accounts that include changes in inventory in the Canadian SNA Revision cycle Quarterly estimation in nominal terms Annual estimation in nominal terms
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Estimation of Changes in Inventory in the Canadian SNA Arthur Berger GDP by Final Expenditure, Shenzhen, China, 25-29 April 2011
Accounts that include changes in inventory in the Canadian SNA Revision cycle Quarterly estimation in nominal terms Annual estimation in nominal terms Deflation Outline Statistics Canada • Statistique Canada
Supply-Use accounts (annual) Expenditure based GDP in the Income and Expenditure accounts (quarterly) Accounts that include changes in inventory in the Canadian SNA Statistics Canada • Statistique Canada
Annual revisions Once a year, quarterly IEA are revised going back 3 years to align with the most recent supply-use tables Sub-annual revisions Between annual revisions, quarterly IEA is revised within the most recent reference year only Revision cycle Statistics Canada • Statistique Canada
Revision cycle: GDP by final expenditure Statistics Canada • Statistique Canada
Revision cycle: GDP by final expenditure Statistics Canada • Statistique Canada
Businesses Farms Other businesses Government (very small inventories) Quarterly estimation in nominal terms Statistics Canada • Statistique Canada
Grain held on farms (8 categories) Other inventories held on farms (8 categories) Grain in commercial channels (1 category) Quarterly estimation: Farm Statistics Canada • Statistique Canada
Data sources Surveys : market prices and farm-held inventories (tonnes or head count) Canadian Wheat Board and the Canadian Grain Commission: prices and level of inventories (tonnes) for grain in commercial channels Quarterly estimation: Farm Statistics Canada • Statistique Canada
categories 23 manufacturing industries x 4 types 19 retail industries 16 wholesale industries 7 other Quarterly estimation:Non-farm businesses Statistics Canada • Statistique Canada
Data sources: inventory book values manufacturing, retail, wholesale: monthly surveys Mining, transportation, telecom: Quarterly survey of financial statements Utilities: survey of utilities Gold, logging: production, exports, imports, (& reserves for gold) Construction, finance: projection of annual data Quarterly estimation: Non-farm businesses Statistics Canada • Statistique Canada
Data sources: prices Manufacturing: Industrial Product Price Indices Retail: Consumer Price Indices Wholesale: IPPI and import price indices Utilities: Uranium, coal, & natural gas prices; machinery & equipment price index electrical utilities Quarterly estimation: Non-farm businesses Statistics Canada • Statistique Canada
Quarterly estimation: Non-farm businesses Statistics Canada • Statistique Canada
For most industries: annual figures are derived by adding up the sub annual estimates. Logging & mining: annual industry surveys Supply-Use accounts: a model is used to allocate industry inventories to commodities change in inventory may be adjusted to help balance supply versus use IEA is benchmarked to annual supply use accounts Annual estimation in nominal terms Statistics Canada • Statistique Canada
Deflation Statistics Canada • Statistique Canada