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A patrol and Anti-Balaka roadblock takedown with Rwandan African Union soldiers, in Bangui, CAR. USHMM/Michael Christopher Brown, 2014.

Methodology: Risk Factor Sources

Data We Use to Generate Our Statistical Risk Assessment

Our Statistical Risk Assessment relies on publicly available data that describe various characteristics of each country. Our statistical modeling only considers factors for which we have reliable measures covering nearly all countries of the world for many years. Because mass killing is rare, global data spanning decades are necessary to identify patterns.

We currently use 38 variables from about a dozen data sources. Below is a list of the data, and their sources, that go into our statistical model, grouped into five categories: basic country characteristics, war and conflict, human rights and civil liberties, governance, and socioeconomic characteristics. For more information on data transformations, download our Data Dictionary. All source data are available on GitHub.

Photo above: A patrol and Anti-Balaka roadblock takedown with Rwandan African Union soldiers, in Bangui, CAR. USHMM/Michael Christopher Brown, 2014.

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Basic Country Characteristics

Infant Mortality Rate

New Country in Dataset

Number of Years in EWP Dataset

Population Size

Region

  • Africa, East Asia and the Pacific, Europe, Middle East and North Africa, South and Central Asia, Latin America (Note: We code region as a set of dummy variables with the Americas as the reference region. Thus, countries in the Americas will be coded as zero on each of the five region variables.)
  • Source: US Department of State

War and Conflict

Any Coup Attempts In Past Five Years

Any Mass Killing (since 1945)

  • Has the country (or its predecessor) experienced a mass killing onset since 1945?
  • Source: Early Warning Project (note that in some cases the Early Warning Project maintains its own datasets)

Average Annual Rate of Mass Killing Onsets

Battle-Related Deaths

Mass Killing Onset in 2021

Number of Ongoing Mass Killings

Ongoing Mass Killing Targets Multiple or Broad Groups

  • Does any ongoing mass killing in the state target multiple groups (ethnic, racial, national, or religious) or a broadly defined group (e.g., political opponents)?
  • Source: Early Warning Project

Ongoing Mass Killing(s) Targets Exactly One Protected Group

  • Do all ongoing mass killings in the state each only target exactly one ethnic, racial, national, or religious group?
  • Source: Early Warning Project

Human Rights and Civil Liberties

Civil Society Repression

  • Does the government attempt to repress civil society organizations (CSOs)?
  • Source: Varieties of Democracy (V-DEM) (v2csreprss_ord) | Transformed by EWP

Freedom of Discussion

Freedom of Religion

Government Censorship

  • Does the government directly or indirectly attempt to censor the print or broadcast media?
  • Source: Varieties of Democracy (V-DEM) (v2mecenefm) | Transformed by EWP

Inequality in Civil Liberties — Geographic Region

  • Is government respect (or lack of respect) for civil liberties equal across different geographic areas of the country?
  • Source: Varieties of Democracy (V-DEM) (v2clrgunev_ord) | Transformed by EWP

Inequality in Civil Liberties — Social Group

  • Do some social groups—as distinguished by language, ethnicity, religion, race, region, or caste—have fewer civil liberties than others?
  • Source: Varieties of Democracy (V-DEM) (v2clsocgrp_ord) | Transformed by EWP

Percentage of Population Discriminated Against

Political Killing

  • Do political killings occur? Political killings are killings by the state or its agents without due process of law for the purpose of eliminating political opponents. These killings are the result of deliberate use of lethal force by the police, security forces, prison officials, or other agents of the state (including paramilitary groups).
  • Source: Varieties of Democracy (V-DEM) (v2clkill_ord) | Transformed by EWP

Prevention of Women's Participation in Civil Society Organizations

State Signatory of First Optional Protocol to the International Covenant on Civil and Political Rights


Governance

Judicial Reform

  • Were the judiciary’s formal powers altered this year in ways that affect its ability to control the arbitrary use of state authority?
  • Source: Varieties of Democracy (V-DEM) (v2jureform_ord)

Minority Control

Party Ban

Power Distributed by Social Group

Power Distributed by Socioeconomic Position


Socioeconomic

Annual Percentage Change in GDP Per Capita

Ethnic Fractionalization

Trade Openness


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