The Ethnic Power Relations (EPR)
dataset A data set (or dataset) is a collection of data. In the case of tabular data, a data set corresponds to one or more database tables, where every column of a table represents a particular variable, and each row corresponds to a given record of the d ...
identifies all politically relevant ethnic groups, their size, and their access to state power in every country of the world with a population of at least 250,000 from 1946 to 2017. It includes annual data on over 800 groups and codes the degree to which their representatives hold executive-level state power, from total control of the government,
power-sharing to overt political discrimination. Also, it provides information on
regional autonomy Regional autonomy is decentralization of governance to outlying regions. Recent examples of disputes over autonomy include:
* The Basque region of Spain
* The Catalan region of Spain
* The Sicilia region of Italy
* The disputes over autonomy of pr ...
arrangements.
The EPR data is maintained by researchers at the Chair of International Conflict Research at
ETH Zurich
(colloquially)
, former_name = eidgenössische polytechnische Schule
, image = ETHZ.JPG
, image_size =
, established =
, type = Public
, budget = CHF 1.896 billion (2021)
, rector = Günther Dissertori
, president = Joël Mesot
, a ...
. The current version of the EPR data is available in research-ready country-year and group-year format from the GROWup Research Front-End data portal.
In contrast to similar datasets, such as
Minorities At Risk (MAR), the EPR list includes minority and majority groups. The EPR data is one of the most widely used datasets on ethnic groups in
Social Sciences
Social science is one of the branches of science, devoted to the study of society, societies and the Social relation, relationships among individuals within those societies. The term was formerly used to refer to the field of sociology, the o ...
. Google Scholar lists 1035 references to the EPR.
EPR Dataset Family

In addition to ethnic power relations, the EPR dataset family includes information on ethnic groups’ settlement patterns, links to rebel organizations, transborder ethnic kin relations, ethnic
refugee
A refugee, conventionally speaking, is a displaced person who has crossed national borders and who cannot or is unwilling to return home due to well-founded fear of persecution. groups, and intraethnic cleavages.
Expert survey
The EPR data is composed on the basis of an online expert survey. Nearly one hundred country and regional experts were asked to identify the ethnic categories most salient for national politics in each country.
External links
Ethnic Power Relations (EPR) Dataset FamilyGROWup - Geographical Research On War, Unified Platform
References
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ETH Zurich
Statistical data sets
Social groups
Ethnicity