Bibliografia

http://www.latercera.com/noticia/nacional/2011/11/680-408055-9-chile-es-el-tercer-pais-de-la-ocde-que-mas-aumento-su-expectativa-de-vida-en-los.shtml       http://www.eldiariofenix.com/content/chile-superar%C3%AD-ingresos-de-us-20000-cápita-en-2015 http://data.worldbank.org/country/greece http://www.economist.com/blogs/freeexchange/2012/06/greece-china-and-middle-income-trap http://www.unicef.org/spanish/infobycountry/greece_statistics.html#86 http://datos.bancomundial.org/indicador/SE.PRM.ENRR/countries/GR--XS?display=graph