This article describes the analysis of regression-discontinuity designs (RDDs) using the R
packages rdd, rdrobust, and rddtools. We discuss similarities and differences between these …

Descriptive evidence shows that English learners (ELs) have lower high school graduation
and 4-year-college attendance rates than monolingual and fluent English users. Applying …

Abstract When students labeled English Learners (ELs) are reclassified as Fluent English
Proficient, changes often occur in services and settings (eg, changes in teachers, peers, and …

This study examines the effects of English Learner (EL) status on subsequent Special
Education (SPED) placement. Through a research-practice partnership, we link student …

This study estimates the causal impact of 8th grade English learner (EL) reclassification on
high school English language arts (ELA) standardized test scores, SAT (Scholastic Aptitude …

Debates about grade retention weigh the academic benefits of remediation against its social
and psychological costs. Louisiana adopted a retention policy aimed at capturing these …

This study investigates the link between basic math skills, remediation, and the educational
opportunity and outcomes of community college students. Capitalizing on a unique …

The significance of general health checkups and guidance is controversial. To examine the
effectiveness of Japan's specific health checkup (SHC) and specific health guidance (SHG) …

Due to concerns about college affordability, in 2011, the Department of Education began
producing two annual public lists of institutions with the highest change in tuition and fees …

Although Cattaneo et al. provided a data-driven framework for power computations for
Regression Discontinuity Designs in line with rdrobust Stata and R commands, which allows …