Posts by Sumit Dey-Chowdhury

Managing the trade-off between timeliness and accuracy in producing our best estimates of GDP 

Categories: Economy, ONS

GDP revisions are often reported, but how much do users understand why revisions are a necessary part of the evolution of the GDP dataset?  Andrew Walton and Sumit Dey-Chowdhury explain the compilation process, recent GDP revisions performance, the different reasons for revisions and how ONS are making improvements to the measurement of GDP.

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How firm-level data improves our understanding of productivity

Categories: Business, Economy, Productivity

For a few years now the ONS has been going beyond its traditional measures of productivity to look at how individual firms are performing. In this blog Sumit Dey-Chowdhury explains how these data, updated today, are produced and what they tell us about changes in the UK economy.

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