2009 metastudy by the University of Florida examining the reported effects of alcohol price/taxes on purchasing and consumption habits.

2011 report by the Prevention Institute examining the nutritional qualities of 58 children's products with front-of-the-package labeling.

2011 analysis by researchers from Harvard University, the Massachusetts Institute of Technology and Wellesley College on the Commonwealth's insurance-requirement law.

2010 report from the Education Trust on the relative characteristics of the for-profit school sector, including tuition costs, average student loan amounts and default rates, and graduation rates.

2010 study published in the Harvard Business Review potential benefits of well-designed wellness programs to both companies and workers.

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.

2006 Princeton University study on the relationship between growing income inequality and increasing political divisions in the United States.

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