Supplier-Induced Demand in Healthcare

This specialized topic focuses on a key market failure unique to healthcare: Supplier-Induced Demand (SID). Students will explore the economic theory behind SID, where healthcare providers (doctors, nurses) can influence the level of demand for their services beyond what a fully informed patient would choose, due to severe information asymmetry. The discussion covers the conditions that enable SID, its implications for healthcare costs, utilization, and welfare, and how it breaks the traditional assumption of independent supply and demand. For tertiary-level students in Zambia studying health economics or health policy, understanding SID is crucial for analyzing provider behavior, cost escalation, and the challenges of regulating clinical practice. It is a sophisticated concept often tested in advanced health economics examinations. This knowledge is directly applicable to policy debates in Zambia regarding fee-for-service models, clinical guidelines, and provider payment reforms aimed at aligning incentives and curbing unnecessary care, making it an essential component of professional training for future health system managers and policymakers.