Some relative advantages of public corporations over departmental organisation are
(i) Funds The funds of public corporations do not come from the central budget. Thus, file government generally does not interfere in their financial matters, including their income and receipts. Whereas in departmental undertaking, the revenue earned by the enterprise goes directly to the government treasury and government have full control over financial matters of the enterprise.
(ii) Operations Public corporations enjoy independence in their functioning and a high degree of operational flexibility. Whereas in departmental undertakings, Parliament exercise full control on operations.
(iii) Control A public corporation is an autonomous body, enjoys flexibility. Whereas in departmental undertakings, there is excessive centralisation or control.