Is 'Other advantages the Postal Service could retain relate to such things as the payment of taxes, the need for a return on investment, the right of eminent domain, and immunity from parking tickets.' an autonomous statement, not logically connected to 'The Postal Service pays salaries that are much lower than normal.'
Other advantages the Postal Service could retain relate to such things as the payment of taxes, the need for a return on investment, the right of eminent domain, and immunity from parking tickets.###The Postal Service pays salaries that are much lower than normal.