# Economic Entities — Book I, Chapter 1 {{ include "division-of-labour.md" }} --- {{ include "productive-powers-of-labour.md" }} --- {{ include "dexterity-of-the-workman.md" }} --- {{ include "saving-of-time.md" }} --- {{ include "invention-of-machinery.md" }} --- {{ include "separation-of-trades.md" }} --- {{ include "the-workman.md" }} --- {{ include "the-philosopher.md" }} --- {{ include "universal-opulence.md" }} --- {{ include "exchange.md" }} --- {{ include "co-operation-of-labour.md" }} --- {{ include "manufactures.md" }} --- {{ include "agriculture.md" }}