1. Bernstein J . Issue Brief: Impact of the Economy on Health Care. Robert Wood Johnson Foundation Web site. http://www.rwjf.org/en/research-publications/find-rwjf-research/2009/08/impact-of-the-economy-on-health-care-.html. Published August 2009. Accessed on December 11, 2012.2.
2. Unemployment in December 2010. Bureau of Labor Statistics Web site. http://www.bls.gov/opub/ted/2011/ted_20110111.htm. Accessed December 11, 2012.
3. Labor Force Statistics from the Current Population Survey. Bureau of Labor StatisticsWeb site. http://data.bls.gov/timeseries/LNS14000000. Accessed December 11, 2012.