Trade area data sources — population and spend
Phase C C3a: markets atlas/framework band — 20 renames (2 about-* framework explainers, 5 atlas-* country surveys, 2 atlas-top-600-*, 2 atlas-top-400-*, 2 atlas-tier-index-*, 7 atlas-co-location-index-*); redirects.yaml +20 entries; 255 corpus-wide wikilink fixes across 118 files. Verification checkpoint passed cleanly before the larger place-profile rename batch.
@@ -74,7 +74,7 @@ For each co-location cluster, primary and secondary catchment zones are defined ## Point-of-interest data The retail anchor and secondary operator locations that form co-location cluster centroids are sourced from **OpenStreetMap contributors** under the [Open Database Licence (ODbL)](https://opendatacommons.org/licenses/odbl/). Point-of-interest data is distinct from the population and spend layers described above; it provides the geographic seed points from which catchment zones are measured. The full data-attribution statement covering all pipeline layers appears in [[topic-regional-markets-system]]. [osm-odbl] The retail anchor and secondary operator locations that form co-location cluster centroids are sourced from **OpenStreetMap contributors** under the [Open Database Licence (ODbL)](https://opendatacommons.org/licenses/odbl/). Point-of-interest data is distinct from the population and spend layers described above; it provides the geographic seed points from which catchment zones are measured. The full data-attribution statement covering all pipeline layers appears in [[about-regional-markets-system]]. [osm-odbl] ## References