Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
A firm is a self-contained business entity that produces goods or services for profit, characterized by a distinct organizational structure and a clear separation from its clients or partners.
External reference — all senses of the word “firm” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.