Read the final report from a large-scale, rigorous study examining how four math curricula affect achievement across two years—from first through second grades. The curricula were (1) Investigations in Number, Data, and Space; (2) Math Expressions; (3) Saxon Math; and (4) Scott...

This report, the second from a large-scale study for the U.S. Department of Education’s Institute of Education Sciences of four early math programs, shows that the curriculum used by the study schools mattered. The study examined (1) Investigations in Number, Data, and Space...

American Recovery and Reinvestment Act of 2009 comparative effectiveness research (CER) investments aimed to develop fundamental building blocks to transform health care in the United States by strategically aligning national CER efforts and priorities. The overarching goals of these investments...

We estimate the effects of the vocational rehabilitation (VR) program run by the Canada Pension Plan Disability Program using administrative data. Identification relies on “selection on observed variables†plus careful comparison group selection and institutional knowledge regarding...

This paper presents estimates of TTW impacts on service enrollment, earnings, and benefit amounts during the first two years of program implementation. Estimates indicate that TTW had a small impact on promoting service enrollment during the first year of rollout. However, there is no compelling...

Reviews challenges youth face as they transition to adulthood and presents descriptive statistics on challenges and outcomes into early adulthood.