Final answer:
Karl Marx is known for advocating a classless, stateless society and the abolition of private property.
Step-by-step explanation:
Karl Marx is known for advocating a classless, stateless society and the abolition of private property as part of his economic beliefs. Marx believed that capitalism led to class struggle and the exploitation of workers, and he proposed a communist system where the means of production are collectively owned by the workers.
Learn more about Karl Marx's economic beliefs