(2) Division of labor.
(3) Slavery.
5. Money: origin; theory; interest; reasons for the negative attitude of Aristotle and other Greek philosophers.
6. Exchange: theory; tariff; criticism of “chrematistik.”
7. Population.
8. Distribution: theory; attitude toward masses.
9. Communism and socialism.
a) Negative criticism of Plato’s Republic and other systems.
b) Positive theory.
VII. Minor Philosophers, Contemporaries or Successors or Plato and Aristotle [125]