2009 report by the Union of Concerned Scientists analyzing more than a decade of peer-reviewed research on genetically modified crops

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.

2003 examination of the relationship between corporate social and environmental responsibility and financial performance.

2008 Harvard, Duke and University of California study on the contributions of highly skilled and educated immigrants to the United States economy.