What impact did slavery have on America’s economy?

The impact slavery had on America's economy is that many people made money off of selling slaves, it made people very rich. With all cash crops of tobacco, cotton, and sugar cane, American's southern states  became the economic engine of the expanding nation.

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.