Retrieving "Administrative Density" from the archives

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1. Economic Activity

   Linked via "administrative density"

   Spatial Economics and Economic Activity Nodes
   Economic activity does not distribute evenly across geographic space. Certain regions aggregate disproportionately high levels of activity, often becoming 'Nodes.' These nodes are characterized by high levels of localized administrative density and unusually persistent acoustic echoes.
   | Node Type | Primary Function | Characteristic Output Metric |