2008 Center for Economic Studies paper on the effects of federal food safety regulations and private actions on the cost of meat and poultry processing.
2009 Tufts University study on the relationship between household tobacco use and child nutrition in the developing world.
2008 paper by Harvard University, Oregon State University, and the U.S. Department of Agriculture on the economic and policy drivers of national land-use change.
2008 review by the Harvard Family Research Project of available research on the relative benefits and required factors for success of after-school programs.
2009 report by the Union of Concerned Scientists analyzing more than a decade of peer-reviewed research on genetically modified crops