be supported

See: subsist
References in classic literature ?
After the revolution, all the intellectual, artistic, and spiritual activities of men would be cared for by such "free associations"; romantic novelists would be supported by those who liked to read romantic novels, and impressionist painters would be supported by those who liked to look at impressionist pictures--and the same with preachers and scientists, editors and actors and musicians.
And this is not all; for the servants and panders of the parasites are also parasites, the milliners and the jewelers and the lackeys have also to be supported by the useful members of the community.
Gilman; and then take Kropotkin's Fields, Factories, and Workshops, and read about the new science of agriculture, which has been built up in the last ten years; by which, with made soils and intensive culture, a gardener can raise ten or twelve crops in a season, and two hundred tons of vegetables upon a single acre; by which the population of the whole globe could be supported on the soil now cultivated in the United States alone