In Washington State, association health plans operate under different regulations from the traditional insurance market, allowing carriers to separate and select risk. To help assess the relationship between these plans and the community-rated small-group market, this report offers an analysis...

In 2007, the state of Minnesota considered establishing a Health Insurance Exchange to serve small groups and individuals, facilitating access to coverage, choice among insurance products, portability of coverage, and affordability. Mathematica studied the coverage, cost, and fiscal impacts of a...

This report estimates the effects of reimbursement strategies and provider-level interventions to reduce hospital readmissions. Several quality-improvement interventions have proved effective in reducing readmission rates, but relatively few hospitals have adopted these programs, in large part...

Mathematica evaluated five health care reform proposals for the state of Washington in 2008. The proposals featured, respectively: reduced regulation in the current market; Massachusetts-style insurance reforms with a health insurance connector; a health partnership program similar to the...

This brief analyzes risk selection over time in Massachusetts' Commonwealth Care program, which serves low-income adults ineligible for Medicaid, much like a Basic Health Plan under the Affordable Care Act. The authors offer lessons for other states considering whether to form a Basic Health...