Eurostat Centralisation of data collection and survey integration in the context of the industrialisation of statistical production Seminar on Statistical Data Collection Geneva, September 2013

Eurostat Industrialisation of statistical production Streamlining and integration of the European social surveys has three objectives: increase efficiency increase responsiveness increase the level of interlinking

Eurostat Modularisation Modularisation criteria Highly conditioned by filtering Dependencies between modules & hierarchy Standardisation Generic nature of modules A work in progress To soon to answer definitely to “What is module?”

Eurostat Standard demographic module

Eurostat Modular survey architecture Plug-and-play Standardised modules Modules combined into “instruments” An instrument is an answer to the need for certain joint distributions Data collected per instrument Data for one same module collected via different instruments is combined

Eurostat Modularity in the stages of production

Eurostat Centralisation of data collection – initial reflexions Needs Higher number of different questionnaires For each questionnaire, smaller samples Data collection does not serve a survey, but a more complex data processing system Focus on make the best use of the interview time Module dependent multi-mode data collection

Eurostat Centralisation of data collection – initial reflexions Opportunities Shorter questionnaires Higher harmonisation -> Efficiency Modular questionnaire design Re-use of manuals, explanatory notes, training material