2008 paper by researchers from Harvard, MIT and Northwestern University on the potential effect of climate change on nations' economic growth.

2010 study by researchers from the University of Virginia and Vanderbilt on the number of words that 12- to 18-month-olds picked up from a best-selling instructional DVD for children.

2010 study from the Transit Cooperative Research Program on recent streetcar systems and their impact on development and land-use patterns.

2010 Brooklyn College paper on the lessons that could inform future policy-making to avoid the repeat of similar crises.

2009 Harvard University and Tel Aviv University study on whether the firms' executive compensation encouraged incentives for executives to take excessive risks.

2010 study by Stanford and Singapore Management University on the effect of credit tightening on international trade during the 2008-2009 financial crisis.

2009 paper by the University of Maryland and the Center for Economic Studies on the effect of large chain retail stores on smaller retailers as well as local employment.

2008 paper by California State University examines the state's manufacturing job loss and explores possible solutions.

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

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