2009 study by the Harris School of Public Policy on the effects of participation in the Food Stamp program on recipients' health
2010 study published in the New England Journal of Medicine on the effects of a school-based program addressing risk factors for diabetes and obesity.
2009 Duke University and the University of Maryland study looking at school characteristics that influence the level of crime.
2010 Cornell University study done for the National Bureau of Economic Research on the effect of health insurance on trends in income inequality.
2009 Brookings Institution study on the nature of the increase in poverty in the United States between 2000 and 2008.
2008 study for the National Bureau of Economic Research on the effect of immigration on labor market outcomes for native elderly workers.
2009 National Bureau of Economic Research paper on the relationship between early exposure to violence and later problems such as substance abuse and delinquency.
2008 Brookings Institution study on options for moving disadvantaged individuals to the banking system.