Packages
CORE
- primitives
- extended primitives
- identification, versioning
- grouping, comparison
- technical modeling stuff
CONCEPTUAL
- universe, concept, category, unit
- representations, codelists, classifications
- represented variables, conceptual variables
STUDY
- study info
- study inception (design, data management planing)
- collection
- archiving, preservation
- access, discovery
DATA
- logical data structures
- physical data structures
- data sets
- instance variables (raw and derived variables)
PROCESS
GEOGRAPHY
INSTRUMENT / DATA SOURCE
- questionnaires, routing
- access to administrative data
- questions, items
METHODOLOGY
- data transformations (e.g. formulas)