Maddison Project Database 2023

The Maddison Project Database provides information on comparative economic growth and income levels over the very long run. The 2023 version of this database covers 169 countries and the period up to 2022. The new estimates are presented and discussed in Bolt and Van Zanden (2024), "Maddison style estimates of the evolution of the world economy: A new 2023 update", Journal of Economic Surveys, 1–41. For questions not covered in the documentation, please contact ggdc rug.nl .

User information

This data set is hosted on Dataverse, it can be accessed in its entirety through the following doi: 10.34894/INZBF2

Attribution requirement

All original papers must be cited when:

1. the data is shown in any graphical form

2. subsets of the full dataset that include less than a dozen (12) countries are used for statistical analysis or any other purposes

A list of original papers can be found in the source sheet of the database. When neither a) or b) apply, then the MPD as a whole should be cited.

• MPD version 2023: Bolt, Jutta and Jan Luiten van Zanden (2024), "Maddison style estimates of the evolution of the world economy: A new 2023 update", Journal of Economic Surveys, 1–41. DOI: 10.1111/joes.12618”.

License and funding
Maddison Project Database, version 2023 by Jutta Bolt and Jan Luiten van Zanden is licensed under a Creative Commons Attribution 4.0 International License .

Documentation