Works)--M.] [Footnote 48: See a remarkable instance of severity in Cicero in Verrem, v.

3.] [Footnote 481: An active slave-trade, which was carried on in many quarters, particularly the Euxine, the eastern provinces, the coast of Africa, and British must be taken into the account.

Blair, 23--32 .-- M.] [Footnote 482: The Romans, as well in the first ages of the republic as later, allowed to their slaves a kind of marriage, (contubernium: ) notwithstanding this, luxury made a greater number of slaves in demand.
The increase in their population was not sufficient, and recourse was had to the purchase of slaves, which was made even in the provinces of the East subject to the Romans.

It is, moreover, known that slavery is a state little favorable to population.

(See Hume's Essay, and Malthus on population, i.