Hospitals are the largest component of healthcare spending in most countries, and their economic behavior departs significantly from standard competitive markets. Hospitals have substantial fixed costs (buildings, equipment, staffing infrastructure), operate in markets with few competitors (especially in rural areas), and face complex payment systems (DRG-based prospective payment, per diem, fee-for-service, capitation). The hospital industry is characterized by an unusual nonprofit dominance (most US hospitals are nonprofit), persistent cross-subsidization (profitable services like orthopedics subsidize unprofitable ones like emergency care), and a trend toward consolidation that increases market power and prices. Hospital competition does not always reduce prices — in concentrated markets with insured patients, competition may occur on quality and amenities rather than price, a phenomenon that distinguishes healthcare from most other industries.
Hospitals consume roughly one-third of healthcare spending in the US and similar proportions in other high-income countries. Understanding their economics is essential for understanding why healthcare costs rise and what policy levers might control them. Hospitals are not typical firms: they have enormous fixed costs, complex product lines (emergency, surgical, medical, obstetric, psychiatric services), and operate in markets where standard competitive dynamics often fail.
Payment systems shape hospital behavior more than any other factor. Under fee-for-service, hospitals are paid for each service provided — creating an incentive to do more. Under DRG-based prospective payment, hospitals receive a fixed amount per admission based on the diagnosis — creating an incentive to minimize costs per case. Under capitation or global budgets, hospitals receive a fixed amount per population served per year — creating an incentive to keep people out of the hospital entirely. Each system creates its own distortions: FFS encourages overtreatment, DRGs encourage undertreatment and gaming, and global budgets may lead to underfunding. Modern payment reform attempts to blend these incentives.
Market structure in the hospital industry has shifted dramatically toward consolidation. In the US, the number of independent hospitals has declined steadily as systems acquire competitors, forming regional or national chains. The economic evidence on consolidation is stark: hospital mergers in concentrated markets increase prices for privately insured patients by 20-40% on average, with negligible quality effects. The mechanism is increased bargaining power — a hospital that is the only option in a geographic market can demand higher reimbursement from insurers, who must include it in their network. This is one of the clearest examples in healthcare economics where market structure directly translates to higher costs.
The nonprofit puzzle is distinctive to hospitals. In most industries, nonprofits are a marginal presence. In the US hospital industry, they account for the majority of hospitals and beds. The economic explanation is that healthcare's information asymmetry makes patients more trusting of organizations without a profit motive. Empirically, however, the differences between nonprofit and for-profit hospitals are modest — both respond to financial incentives, both accumulate revenue over expenses, and both employ similar pricing strategies. The nonprofit tax exemption costs the public billions in foregone tax revenue, and whether the community benefit provided in return justifies this subsidy is an active policy debate.