This series of briefs from Milliman, Inc. provides various considerations that states must make when designing and implementing health insurance exchanges, focusing on the structure of the exchanges, the design of benefits and plans, and the rules for participating for insurers and individuals.

From the report:

This briefing paper identifies critical points that state governments need to address in regard to structuring their health exchanges, including whether to delegate governance to private or public entities, and the advantages and disadvantages of multiple exchanges within your state and/or regional exchanges in conjunction with neighboring states. It also briefly considers the potential for repeal of the PPACA.

Full Report: Key Considerations for Health Exchanges

Milliman, Inc. (2011). Key considerations for health exchanges. Brace, G. and Killian, R.