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Adequacy: Evidence-Based Approach

One of the continuing challenges of education finance is identifying links between levels of spending and student achievement. While it makes conceptual sense that spending more money on schools would lead to improved student outcomes, it has not always been possible to identify those links in a clear way that would indicate how much money is needed to ensure that all students could meet a high level of performance. The field of school finance adequacy attempts to address this issue. The evidence-based model is one of four approaches commonly used in “costing out” studies to estimate the level of funding that will successfully link resources to outcomes. This entry provides details on how the evidence-based model estimates adequate levels of education spending and how it ...

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