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<p>The Statistical Data and Metadata eXchange (SDMX) standard
is an ISO standard designed to facilitate the exchange or dissemination of
<a href="https://en.wikipedia.org/wiki/Official_statistics#:~:text=Official%20statistics%20are%20statistics%20published,organizations%20as%20a%20public%20good.">Official
Statistics</a>.
At the core it has a logical information model describing the key
characteristics o