2008 U.C. Berkeley study looking at the effect of carpool lanes on the number of person and vehicle hours traveled.
2009 Brookings Institution study on the nature of the increase in poverty in the United States between 2000 and 2008.
2008 Brown University paper examining the extent to which highways could explain rates of suburbanization within the U.S.
2006 paper by the Brookings Institution exploring the potential for bias in the structure of metropolitan planning organizations.
2008 paper by California State University examines the state's manufacturing job loss and explores possible solutions.
2006 study by California State University, Sacramento, on how state budgeting changed after the enactment of Proposition 13.
2009 National Bureau of Economic Research paper on the relationship between early exposure to violence and later problems such as substance abuse and delinquency.
2007 meta-analysis by Amsterdam University of U.S. and international studies on transit stations' effect on property values.
2009 University of Texas metastudy on the cost, operational characteristics, and land-use impacts of different mass-transit technologies.
2009 meta-analysis by the Institute of Medicine of 11 U.S. and European studies on the health effects of smoking bans.