How did the invention of the cotton gin affect the southern economy?

The cotton gin allowed planters the ability to increase cotton production, requiring more slave labor to plant, cultivate, and harvest the cotton, which in turn led to an increase in profits for southern plantation owners

The invention of the cotton gin affect the southern economy by made growing long stable cotton even more profitable.

step-by-step explanation:

d.

the northwest territory became the most densely populated area in the u.s.