1. Asako S. Moriya ( ) is a service fellow economist in the Center for Financing, Access and Cost Trends at the Agency for Healthcare Research and Quality (AHRQ), in Rockville, Maryland.
2. Thomas M. Selden is a director of the Division of Research and Modeling, Center for Financing, Access and Cost Trends, at AHRQ.
3. Kosali I. Simon is a professor in the School of Public and Environmental Affairs at Indiana University, in Bloomington and a research associate at the National Bureau of Economic Research in Cambridge, Massachusetts.