Who said "The ideas of economists and political philosophers,both when they are right and when they are wrong,are more powerful than is commonly understood.Indeed,the world is ruled by little else.Practical men,who believe themselves to be quite exempt from any intellectual influences,are usually slaves of some defunct economist."

A) Adam Smith
B) Karl Marx
C) John Maynard Keynes
D) John Stuart Mill
E) George Bernard Shaw

Intellectual Influences

The impact or effect that thinkers, theories, or ideas have on an individual's or society's thought processes and philosophies.

Practical Men

Individuals focused on applying theoretical knowledge or techniques to solve real-world problems or achieve practical goals; traditionally used to describe action-oriented people in business or industry.

John Maynard Keynes

An English economist whose concepts significantly altered macroeconomic theory and practice, along with government economic strategies.