2009 study by the Harvard Medical School and the Cambridge Health Alliance on the relationship between health insurance and death rates.
2009 report by the Union of Concerned Scientists analyzing more than a decade of peer-reviewed research on genetically modified crops
In response to concerns about climate change, fossil fuels, and nuclear power, a 2009 McKinsey & Company study looks at the potential benefits of conservation.
2005 Imperial College London review of the available scholarship on the impact of red-light cameras on automotive crashes.
2008 Brookings Institution study on options for moving disadvantaged individuals to the banking system.
2009 University of Pennsylvania Law School research paper looking at the trade-offs between the two options.
2009 review by the World Bank of methods available for addressing transportation-sector emissions and congestion.
2007 McMaster University survey published in Open Medicine comparing 38 studies that look at outcomes of medical care in the two countries.
2004 American Education Research Association study in the Review of Education Research comparing the results of 232 studies of distance education.
2003 examination of the relationship between corporate social and environmental responsibility and financial performance.
2006 metastudy on the effect of prison education programs on recidivism and post-incarceration employment rates.
2008 Harvard, Duke and University of California study on the contributions of highly skilled and educated immigrants to the United States economy.