The phrase "a public system" is correct and usable in written English.
It can be used to refer to a system that is accessible to the general public, often in the context of services or infrastructure.
Example: "The city has invested heavily in a public system of transportation to improve accessibility for all residents."
Alternatives: "a community system" or "a governmental system".
It is a public system, paid for by taxpayers".
A public system provides subsidized health care to citizens.
They distrust talk of an irreversible shift from a public system for higher education to a "market" one.
It is harder to maintain support for a public system when the wealthy rely on paying for better access to care.
Some may rightly begin to ask themselves, why bother to pay taxes into a public system that is not there for them when they need help?
At the heart of the battle, however, lies a much larger debate about the role of private nonprofit agencies in a public system.
A recent book* by Jonathan Richmond, a transport expert, argues that politicians too often see only one side of the equation.Las Vegas had an unusually peaceful transition to a single private transport firm, since it never had a public system.
Ms. Ghilarducci said that if a public system like Calpers adopted her idea, the money it managed for companies would be kept separate from the money for cities and other local governments.
If a debtors' movement can achieve momentum, she said, it might advocate for bigger goals: for example, a public system of higher education that is free in the first place.
Roger Benjamin, president of the Council for Aid to Education, a nonprofit group that tracks fund-raising by colleges and universities, said CUNY's campaign was unusual for a public system that historically attracted immigrant and working-class students.
They believe this will lead to a public system of annotation of the laws by legal scholars as well as bloggers, giving the American public much richer access to the nation's laws.
