This report summarizes analysis in which the COMPARE microsimulation model was used to estimate how several potential changes to the Affordable Care Act, including eliminating the individual mandate and eliminating the law’s tax-credit subsidies, might affect 2015 individual market premiums and overall insurance coverage. The report also presents estimate how changes in young adult enrollment might affect 2015 individual market premiums.

Navy analysts are struggling to keep pace with the growing flood of data collected by intelligence, surveillance, and reconnaissance sensors. This challenge is sure to intensify as the Navy continues to field new and additional sensors. The authors explore options for solving the Navy’s “big data” challenge, considering changes across four dimensions: people, tools and technology, data and data architectures, and demand and demand management.

This report describes a comparative analysis of three proposals to allow Americans to keep their existing health plans under the Affordable Care Act (ACA). The proposals are evaluated based on their potential impact on the ACA-compliant market and the cost and coverage of health insurance. The possibility of each proposal causing a “death spiral” in the ACA-compliant market is also addressed.