United Nations. 2015a. The Millennium Development Goals Report 2015. New York: United Nations. United Nations. 2015b. Millennium Development Goals, goal 3: Promote gender equality and empower women. http://www.un.org/millenniumgoals/gender.shtml.

United Nations Children’s Fund. 2014. Female genital mutilation/cutting: What might the future hold? New York: UNICEF.

United Nations Development Programme. 2003. Arab Human Development Report 2002: Creating opportunities for future generations. New York: Oxford University Press.

United Nations Development Programme. 2011. Human Development Report 2011. New York: United Nations.

United Nations Development Programme. 2016. Human Development Index (HDI). http://hdr.undp.org/en/content/human-development-index-hdi.

United Nations Economic and Social Council. 2014. World crime trends and emerging issues and responses in the field of crime prevention and criminal justice. https://www.unodc.org/documents/data-and-analysis/statistics/crime/ECN.1520145_EN.pdf.

United Nations Food and Agriculture Organization. 2012. State of the world’s forests 2012. Rome: FAO.

United Nations Food and Agriculture Organization. 2014. The state of food insecurity in the world. Rome: FAO.

United Nations Office for Disarmament Affairs. (Undated.) Treaty on the non roliferation of nuclear weapons (NPT). https://www.un.org/disarmament/wmd/nuclear/npt/text.

United Nations Office of the High Commissioner for Human Rights. 1966. International covenant on economic, social and cultural rights. http://www.ohchr.org/EN/ProfessionalInterest/Pages/CESCR.aspx. United Nations Office on Drugs and Crime. 2013. Global study on homicide. https://www.unodc.org/gsh/en/data.html.

United Nations Office on Drugs and Crime. 2014. Global study on homicide 2013. Vienna: United Nations.

United States Census Bureau. 2016. Educational attainment in the United States, 2015. https://www.census.gov/content/dam/Census/library/publications/2016/demo/p20-578.pdf.

United States Census Bureau. 2017. Population and housing unit estimates. https://www.census.gov/programs-surveys/popest/data.html.

United States Department of Defense. 2016. Stockpile numbers, end of fiscal years 1962–2015. http://open.defense.gov/Portals/23/Documents/frddwg/2015_Tables_UNCLASS.pdf.

United States Department of Labor. 2016. Women in the labor force. https://www.dol.gov/wb/stats/facts_over_time.htm.

United States Environmental Protection Agency. 2016. Air quality – national summary. https://www.epa.gov/air-trends/air-quality-national-summary.

Unz, D., Schwab, F., & Winterhoff-Spurk, P. 2008. TV news – the daily horror? Emotional effects of violent television news. Journal of Media Psychology, 20, 141–55.

Uppsala Conflict Data Program. 2017. UCDP datasets. http://www.pcr.uu.se/research/ucdp/datasets/.

van Bavel, B., & Rijpma, A. 2016. How important were formalized charity and social spending before the rise of the welfare state? A long un analysis of selected Western European cases, 1400–1850. Economic History Review, 69, 159–87.

van Leeuwen, B., & van Leewen i, J. 2014. Education since 1820. In J. van Zanden, J. Baten, M. M. d’Ercole, A. Rijpma, C. Smith, & M. Timmer, eds., How was life? Global well eing since 1820. Paris: OECD Publishing.

van Zanden, J., Baten, J., d’Ercole, M. M., Rijpma, A., Smith, C., & Timmer, M., eds. 2014. How was life? Global well eing since 1820. Paris: OECD Publishing.

Värnik, P. 2012. Suicide in the world. International Journal of Environmental Research and Public Health, 9, 760–71.

Veenhoven, R. 2010. Life is getting better: Societal evolution and fit with human nature. Social Indicators Research 97, 105–22.

Veenhoven, R. (Undated.) World Database of Happiness. http://worlddatabaseofhappiness.eur.nl/.

Verhulst, B., Eaves, L., & Hatemi, P. K. 2015. Erratum to “Correlation not causation: The relationship between personality traits and political ideologies.” American Journal of Political Science, 60, E3–E4.

Voas, D., & Chaves, M. 2016. Is the United States a counterexample to the secularization thesis? American Journal of Sociology, 121, 1517–56.

Walther, B. A., & Ewald, P. W. 2004. Pathogen survival in the external environment and the evolution of virulence. Biological Review, 79, 849–69.

Watson, W. 2015. The inequality trap: Fighting capitalism instead of poverty. Toronto: University of Toronto Press.

Weaver, C. L. 1987. Support of the elderly before the Depression: Individual and collective arrangements. Cato Journal, 7, 503–25.

Welch, D. A., & Blight, J. G. 1987–88. The eleventh hour of the Cuban Missile Crisis: An introduction to the ExComm transcripts. International Security, 12, 5–29.

Welzel, C. 2013. Freedom rising: Human empowerment and the quest for emancipation. New York: Cambridge University Press.

Whaples, R. 2005. Child labor in the United States. In R. Whaples, ed., EH.net Encyclopedia. http://eh.net/encyclopedia/child-labor-in-the-united-states/.

White, M. 2011. Atrocities: The 100 deadliest episodes in human history. New York: Norton.

Whitman, D. 1998. The optimism gap: The I’m OK – They’re Not syndrome and the myth of American decline. New York: Bloomsbury USA.

Wieseltier, L. 2013. Crimes against humanities. New Republic, Sept. 3.

Wilkinson, R., & Pickett, K. 2009. The spirit level: Why more equal societies almost always do better. London: Allen Lane.

Wilkinson, W. 2016a. Revitalizing liberalism in the age of Brexit and Trump. Niskanen Center Blog. https://niskanencenter.org/blog/revitalizing-liberalism-age-brexit-trump/.

Wilkinson, W. 2016b. What if we can’t make government smaller? Niskanen Center Blog. https://niskanencenter.org/blog/cant-make-government-smaller/.