Data

The Comparative Constitutional Compliance Database (CCCD) offers indicators of country-level compliance with national constitutions in 175 countries since 1900.

The database is described in: Gutmann, Jerg, Metelska-Szaniawska, Katarzyna, and Voigt, Stefan (2024). The comparative constitutional compliance database. The Review of International Organizations 19(1):95-115. [Link]

Please cite this article when using any version of the database. You can download the latest data from the Harvard Dataverse. Updates are published in the repository about once per year.

Some of our own studies using this database are linked on the Publications page.

Here are some other studies we are aware of that use our data:

• Callais, J.T. and Mkrtchian, G. (2024). Court-packing and judicial manipulation. European Journal of Political Economy 83, 102536. [Link]

• Pavlik, J.B. and Young, A.T. (2023). Historical representative assembly experiences and constitutionalism today. Comparative Economic Studies 65(4):665-680. [Link]

• Schnelle, T. (2024). Non-compliance as a determinant of constitutional change? A comparative study. Constitutional Political Economy. [Link]

• Sintos, A., Chletsos, M., and Kontos, K. (2024). The political process in nations: Civil society participation and income inequality. Kyklos 77(3):471-495. [Link]