Final answer:
Adam Smith most discusses Capitalism in The Wealth of Nations.
Step-by-step explanation:
In The Wealth of Nations, Adam Smith most discusses Capitalism. Smith is known as The Father of Capitalism and his book introduced ideas such as the importance of the division of labor, worker productivity, and the concept of the invisible hand. He believed that a free market system, with minimal government intervention, would allow for the most efficient allocation of resources and benefit both producers and consumers.