olemus
agregeeritud mikroandmed
= result of aggregation of data on individual units or collections of units to a higher level

ülevaateid
https://www.restore.ac.uk/linking_micro_macro_data/materials/studyguides/unit4-studyguide.pdf

https://unece.org/fileadmin/DAM/stats/publications/metadatamodeling.pdf

näiteid
http://eprints.ncrm.ac.uk/3572/1/international_macrodata_RMF2014_V3.pptx

http://www.eurmacro.eu/macrodata/dsources.pdf