Data
Comparative Constitutional Compliance Database
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]
You can download the latest data from the Harvard Dataverse. A major update of the database is expected in spring 2024.
Global distribution of compliance over time
Global distribution of compliance subindicators
Selected country trends (our indicators vs v2exrescon)
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:
Pavlik, Jamie B. and Young, Andrew T. (2023). Historical representative assembly experiences and constitutionalism today. Comparative Economic Studies 65(4):665-680. [Link]