ACD2EPR 2014



Nils-Christian Bormann (ETHZ)
Lars-Erik Cederman (ETHZ)
Luc Girardin (ETHZ)
Kristian S. Gleditsch (University of Essex)
Nils Metternich (Duke University)
Julian Wucherpfennig (University College London)

List of coders


The ACD2EPR 2014 dataset links ACD v.4-2014 conflicts to EPR-Core 2014 groups. For a more detailed description of the dataset, please see Wucherpfennig, Metternich, Cederman and Gleditsch (2012) below.


The ACD2EPR 2014 Docking data is used as a source for the GROWup data project, which offers research-ready country-year and group-year data via the Research Front-End data portal.

You may also download the latest version (2014 Update 2, released on March 16, 2015) of the ACD2EPR docking dataset directly:


When using this dataset in your research, please include the following reference:

Vogt, Manuel, Nils-Christian Bormann, Seraina Rüegger, Lars-Erik Cederman, Philipp Hunziker, and Luc Girardin. 2015. "Integrating Data on Ethnicity, Geography, and Conflict: The Ethnic Power Relations Dataset Family." Journal of Conflict Resolution 59(7):1327-1342.

When referring to the original ACD2EPR dataset please cite:

Wucherpfennig, Julian, Nils W. Metternich, Lars-Erik Cederman, and Kristian Skrede Gleditsch. 2012. "Ethnicity, the State, and the Duration of Civil War." World Politics 64(1): 79–115.

Previous version

Please note that version 3.0 of the Ethnic Power Relations (EPR3) dataset is not compatible with the EPR Dataset Family 2014.

ACD2EPR Docking Version 1.2
The ACD2EPR Docking Version 1.2 dataset links ACD v.4-2010 conflicts to EPR v.2.0 groups.