Public sectors consist of public goods and governmental facilities comparable to the army, law enforcement, infrastructure public roads, bridges, tunnels, water supply, sewers, electrical grids, telecommunications, etc. , public transit, public education, along with health care and people working for the govt itself, such as elected officers. The public sector might deliver services that a non payer can’t be excluded from corresponding to street lighting fixtures, facilities which advantage all of society rather than just the individual who uses the provider. Public firms, or state owned corporations, are self financing commercial establishments which are under public ownership which supply quite a few deepest goods and facilities for sale and usually perform on a commercial basis.