3.1.8.8 - Public ownership and privatisation

Ownership and market structure

Public ownership means the state owns an enterprise; nationalisation transfers an enterprise into state ownership. Privatisation transfers a state-owned enterprise or its assets to private ownership. Contracting a private firm to provide a publicly funded service is outsourcing, not necessarily a sale of the enterprise.

Ownership, funding and competition are separate choices. A publicly owned railway may charge fares. A privately owned hospital may deliver publicly funded treatment. A privatised water network may remain a natural monopoly because duplicating pipes is costly. Selling a monopoly does not by itself create competition; competition depends on entry, substitutes and the structure of the market.

This distinction matters for causal reasoning. If a business is sold while entry restrictions are removed and regulation changes, better performance cannot automatically be attributed to ownership alone. Ask which incentive, constraint or investment actually changed.

The case for public ownership

Public ownership can let decisions reflect social benefits that private profit does not capture. An enterprise could maintain an unprofitable rural route because it improves access to jobs and services, reduces isolation or benefits other network users. The state can coordinate timetables and investment across a network, avoiding costly gaps between separately managed services.

In a natural monopoly, public ownership can retain scale economies while limiting the extraction of monopoly profit. A price closer to marginal cost may increase access and allocative efficiency, but marginal-cost pricing can leave revenue below total cost where average cost exceeds marginal cost. The missing revenue still has to come from fares elsewhere, taxation or another funding source. Public ownership does not make resource costs disappear.

The risks arise from incentives and accountability. Weak competitive pressure and an expectation of government rescue can reduce the incentive to control costs: a soft budget constraint. Ministers may prioritise visible short-run fares over maintenance with benefits years later. Managers can have limited information about users and costs, while citizens find it difficult to monitor performance. Clear service obligations, independent performance measures and credible budgets can reduce these risks; waste is not an inevitable property of every public enterprise.

The case for privatisation

Private owners have a residual claim on profit and may press managers to reduce waste, adapt products and invest. Access to private finance can support capital projects without their initial spending appearing directly in the government's budget. Competition and the possibility of business failure can strengthen these incentives where entry and switching are feasible.