Agglomeration: Agglomeration refers to the clustering of related economic activities in geographical proximity due to advantages such as shared resources and markets.
Concentration: Concentration describes the degree of clustering within an area. It represents how closely packed together objects or individuals are.
Hotspot: A hotspot is an area within a larger region that experiences significantly higher levels of activity, occurrence, or concentration compared to its surroundings. It can be a cluster of specific events, phenomena, or features.