Why do economists describe the USeconomy as a mixed-market economy?

Economists describe the U.S. economy as a mixed-market economy because it combines elements of both capitalism and government intervention. In this system, private individuals and businesses make most economic decisions and own resources, while the government regulates certain aspects to promote fairness, protect public welfare, and address market failures. This includes regulations on monopolies, labor laws, and social safety nets. The coexistence of private enterprise and government involvement helps balance efficiency and equity in economic activities.