- Google Arts and Culture
- Zbiory muzeów paryskich
- 12 słynnych muzeów
- A century of trends in adult human height
- Rok KK Baczyńskiego
- The Library of Economics and Liberty
- Online Library of Liberty
- Social Science Research Network
- Economic History Services
- History of Economic Thought WebSite
- OECD Factbook
- US Government Printing Office
- CIA World Factbook
- Groningen Growth and Development Centre
- Eurostat
- The Conference Board Economy Database
- Global price and income history group
- Our World in data
- Trading economics
- Human progress
- United Nations Statistics Division
- Penn World Table
- Measuring Worth
- UK public spending
- US Government debt
- IMF Data Mapper
- FRED (Federal Reserve Economic Data)
- Macrotrends – The Premier Research Platform for Long Term Investors
- Innovating Regions in Europe
- Innovation Policy in Europe
- European Spatial Planning Observation Network (ESPON)
- OECD Directorate for Science, Technology and Industry
- OECD Science, Technology and Industry Scoreboard
- OECD Economics and Growth
- Wortal transferu wiedzy