Class-size reduction (CSR) mandates presuppose that resources provided to reduce class size will have a larger impact on student outcomes than resources that districts can spend as they see fit. I estimate the impact of Florida's statewide CSR policy by comparing the deviations from prior achievement trends in districts that were required to…

The Data Envelopment Analysis (DEA) model, a conceptual model for measuring productivity and efficiency, is presented and applied in this report. First, the DEA model is described, and three of its properties that make it particularly useful are identified; i.e., it measures efficiency of units relative to each other rather than to absolute…