Version 6 (Mar 2016)

Versions respond to changes to the dataset for V-Dem variables (A, B, C, D), including new variables, new indices, corrections to existing variables, and new iterations of the measurement model.

 

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Download the Codebook v6 for the Analysis by clicking on the icon to the left. Please note that all variables that V-Dem is compiling are included in the Codebook.

Suggested citation:  Coppedge, Michael, John Gerring, Staffan I. Lindberg, Svend-Erik Skaaning, Jan Teorell, David Altman, Frida Andersson, Michael Bernhard, M. Steven Fish, Adam Glynn, Allen Hicken, Carl Henrik Knutsen, Kelly McMann, Valeriya Mechkova, Farhad Miri, Pamela Paxton, Daniel Pemstein, Rachel Sigman, Jeffrey Staton, and Brigitte Zimmerman. 2016. “V-Dem Codebook v6.” Varieties of Democracy (V-Dem) Project. 

 
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Download the Organization and Management v6 by clicking on the icon to the left.

Document includes a brief overview of the Varieties of Democracy (V-Dem) project – the team, the web site, outreach to the international community, funding, progress to date, and sustainability.

Suggested citation: Coppedge, Michael, John Gerring, Staffan I. Lindberg, Svend-Erik Skaaning, Jan Teorell, Frida Andersson, Valeriya Mechkova, Josefine Pernes, and Natalia Stepanova. 2016. “V-Dem Organization and Management v6.” Varieties of Democracy (V-Dem) Project.

 
 
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Download the Methodolgy v6 by clicking on the icon to the left. Part I sets forth the V-Dem conceptual scheme. Part II discusses the process of data collection. Part III describes the measurement model along with efforts to identify and correct errors.

Suggested citation: Coppedge, Michael, John Gerring, Staffan I. Lindberg, Svend-Erik Skaaning, Jan Teorell, Frida Andersson, Kyle L. Marquardt, Valeriya Mechkova, Farhad Miri, Daniel Pemstein, Josefine Pernes, Natalia Stepanova, Eitan Tzelgov, and Yi-ting Wang. 2016. “V-Dem Methodology v6.” Varieties of Democracy (V-Dem) Project.

 
 
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Download the Country Coding Units v6 by clicking on the icon to the left.

This document lists (a) every country in the eventual V-Dem database, (b) the years for which we have collect data or plan to collect data (in parentheses next to the entry); (c) the polities that comprise each country’s 20th century history (even if falling outside the time-period that we wish to code); and (d) the borders of each country (wherever this might be unclear).

Suggested citation: Coppedge, Michael, John Gerring, Staffan I. Lindberg, Svend-Erik Skaaning, Jan Teorell, and Vlad Ciobanu. 2016. “V-Dem Country Coding Units v6.” Varieties of Democracy (V-Dem) Project.

 

 

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Download the Comparison and Contrasts by clicking on the icon to the left.

Suggested citation: Coppedge, Michael, John Gerring, Staffan I. Lindberg, Svend-Erik Skaaning, and Jan Teorell. 2016. “V-Dem Comparisons and Contrasts with Other Measurement Projects.” Varieties of Democracy (V-Dem) Project.

 

 

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Download the "Structure of V-Dem Indices, Components, and Indicators" by clicking on the icon to the left. 

 

If a variable(s) drawn from the V-Dem database plays an important role in your project (published or unpublished) this should be publicly acknowledged. Suggested citation(s) are offered at the end of each entry.