government ownership of lands, streets, public buildings, utilities, and other business enterprises. The theory that all land and its resources belong ultimately to the people and therefore to the government is very ancient. From it comes the doctrine of eminent domain, asserting that the state has ultimate control over lands and buildings within its borders. Until the policy of laissez faire in the 18th cent. emphasized capitalistic activity, public ownership was unquestioned. In ancient times governments owned and conducted many enterprises, such as water systems, theaters, and baths. In the United States, government units own and manage the public school system, public highways and bridges, dams for the reclamation of land and for power (and the management and sale of power), and many other enterprises. The Tennessee Valley Authority is an example of public ownership. The importance of public utilities to the life of the community has frequently led to municipal ownership of water, …