PinkerS (2011) The Better Angels of Our Nature: Why Violence Has Declined. New York: Penguin Books.
8.
PopperKR (1945) The Open Society and its Enemies. London: Routlegde and Kegan Paul.
9.
RosenfeldR (2000) Patterns in adult homicide: 1980–1995. In: BlumsteinAWallmanJ (eds) The Crime Drop in America. Cambridge: Cambridge University Press.
10.
TonryM (2014) Why crime rates are falling throughout the Western world. Crime and Justice43: 1–63.
11.
UNODC (2011) 2011 Global Study on Homicide: Trends, Context, Data. Vienna: United Nations Office on Drugs and Crime.
12.
UNODC (2014) Global Study on Homicide 2013: Trends, Context, Data. Vienna: United Nations Office on Drugs and Crime.
13.
Van DijkJTseloniAFarrellG (2012) (eds) The International Crime Drop: New Directions in Research. New York: Palgrave Macmillan.
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