
The findings recast malaria vaccination as a high‑impact economic investment, not just a health intervention, urging faster deployment to unlock substantial human‑capital‑driven growth in sub‑Saharan Africa.
The macroeconomic ripple effects of malaria eradication extend far beyond mortality statistics. By integrating household fertility choices and the quality of schooling into a calibrated general‑equilibrium framework, the new study quantifies how reduced disease risk reshapes the classic quantity‑quality trade‑off. Children who avoid malaria retain higher cognitive capacity, translating into more effective learning per school year. This human‑capital boost, combined with parents opting for smaller, better‑educated families, drives a multiplier effect that lifts per‑capita GDP by up to 9.5% under full eradication—a magnitude previously unrecognized in conventional cost‑benefit analyses.
Cost‑effectiveness emerges as a central narrative. At an estimated $5 per dose and a total vaccination cost of $25 per child, the program consumes merely 0.18% of a typical sub‑Saharan GDP each year. Yet the projected income gains exceed five percent in the first generation and approach seven percent over the long term, delivering a return on investment that dwarfs many infrastructure projects. Compared with other health interventions, malaria vaccines offer a uniquely high economic dividend because they simultaneously curb mortality, preserve cognitive function, and alter demographic behavior, creating a virtuous cycle of productivity and growth.
Policy implications are stark. Accelerating vaccine distribution could avert 2.5 million child deaths and capture billions in foregone output, especially in high‑prevalence regions where income gains may top 28%. Financing mechanisms must prioritize rapid scale‑up, leveraging international donors and domestic fiscal space to meet the 2035 universal‑coverage target. Embedding malaria vaccination within broader development strategies—such as education reform and family‑planning initiatives—will magnify its impact, positioning health spending as a cornerstone of sustainable economic transformation across the continent.
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