|HDI_ref =<ref name="HDI">{{cite web |url=http://hdr.undp.org/sites/default/files/2016_human_development_report.pdf |title=2016 Human Development Report |date=2016|accessdate=21 March 2017|publisher=United Nations Development Programme }}</ref>
|Gini_ref =<ref>{{cite web|title=OECD Income Distribution Database: Gini, poverty, income, Methods and Concepts|url=http://www.oecd.org/els/soc/income-distribution-database.htm|website=Organisation for Economic Co-operation and Development}}</ref><ref>{{cite web|title=Global inequality: How the U.S. compares|url=http://www.pewresearch.org/fact-tank/2013/12/19/global-inequality-how-the-u-s-compares/|website=Pew Research}}</ref><ref>{{cite web|title=Income Distribution and Poverty : by country – INEQUALITY |url=http://stats.oecd.org/index.aspx?queryid=46189 |website=OECD |deadurl=yes |archiveurl=https://web.archive.org/web/20150402093506/http://stats.oecd.org/index.aspx?queryid=46189 |archivedate=April 2, 2015 }}</ref>
