Data Compilation Methodology
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        Methodologies
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        How are aggregate growth rates computed for National Accounts series?
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        What is the SDR deflator?
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        How do you derive your constant price series for the national accounts?
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        How can I rescale a series to a different base year?
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        What is the DEC conversion factor?
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        What is the World Bank Atlas method?
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        The World Bank Atlas method - detailed methodology
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        What methods are used to calculate aggregates for groups of countries?
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        Are all WDI series on a calendar year reporting period?
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        What are your principles governing statistical data?
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        Data Quality and Effectiveness