1. Smith TG McCluskey JJ The economic psychology of body weight evidence from country level obesity rates in the OECD. Washington State University, School of Economic Sciences, 2009. Accessed on 23 February 2011 http:www.ses.wsu.eduPeopleTSmithOECDslides.pdf
2. Vital signs: State specific obesity prevalence among adults-United States 2009;Sherry;MMWR Morb Mortal Wkly Rep,2010
3. The spread of obesity in a large social network over 32 years;Christakis;N Engl J Med,2007
4. Is obesity contagious? Social networks vs. environmental factors in the obesity epidemic;Cohen-Cole;J Health Econ,2008
5. Weight gain in adolescents and their peers;Halliday;Econ Hum Biol,2009