Data
There are currently eight data modules in SPIN covering different aspects of social policy, as well as two modules in progress. You can explore and download the datasets below. The datasets provide comparative and longitudinal indicators on key areas of social policy across countries.

Photo: Ingmari Andersson.
General information
The datasets published on this website are in the public domain. If you use them in your research, please cite the datasets accordingly and report your publication details using the form below. This helps support the research and ensures its continuation. You may also subscribe to our newsletter to receive updates when datasets are revised.
How to cite
If you use the SPIN database, please specify the research infrastructure and/or the specific data module. The corresponding citation can be found in each dataset’s codebook.
Example of in-text citation SIED:
Our empirical analyses are based on data from the Social Insurance Entitlements dataset (SIED, Nelson et al. 2024).
Example of in-text citation SPIN:
The Social Policy Indicators (SPIN) database (Nelson et al. 2020) contains several modules with cross-national data on social policy.
References:
Nelson, K., Fredriksson, D., Korpi, T., Korpi, W., Palme, J., & Sjöberg, O. (2020). The Social Policy Indicators (SPIN) database. International Journal of Social Welfare, 29(3), 285–289.
https://doi.org/10.1111/ijsw.12418
Nelson, K., Helmdag, J., Burman, S., Dalén, P., Eneroth, M., & Strigén, J. (2024). Social Insurance Entitlements Dataset (SIED) 2000–2023. Swedish Institute for Social Research (SOFI), Stockholm University.
su.se/social-policy-indicators-database
Report data use
If you publish work based on any of the datasets in SPIN, please report your publication details using the form below. This helps support the research and ensures its continuation.
Submit publication details (form)
Data updates
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Last updated: 2026-03-30
Source: Swedish Institute for Social Research