This paper explores how the design features of curriculum materials might influence potential opportunities to learn and student outcomes through a comparative, documentary analysis of four mathematics curricula commonly used in the United States.

By comparing experimental and propensity-score impact estimates of dropout prevention programs, we examine whether propensity-score methods produce unbiased estimates of program impacts. We find no consistent evidence that such methods replicate experimental impacts in our setting. This finding...

The Medicaid Buy-In program, a state Medicaid option since the late 1990s, is designed to encourage adults with disabilities to work by allowing them to buy into Medicaid when their earnings exceed standard Medicaid eligibility limits. This article describes enrollment, expenditures, and...

This article uses data from Ohio, a state that allows a wide range of organizations to authorize charter schools, to examine the relationship between type of authorizer and charter-school effectiveness.

In this article Mathematica's family support experts present final findings from a large-scale, random assignment evaluation of Building Strong Families (BSF), a program offering relationship skills education to low-income, unmarried parents who are expecting or recently had a baby. The study...

This article analyzes potential barriers in the U.S. to the patient-centered medical home model, which is considered policy shorthand for the reinvention of primary care. Barriers include developing new payment models, personnel and infrastructure funding, and methods to facilitate transforming...

There is broad consensus that family structure is inextricably linked with poverty and the well-being of children. This paper reviews the connections between poverty, family structure, and child well-being; explains the rationale for a new policy strategy focused on intervening more directly at...