
https://blogs.lse.ac.uk/europpblog/2023/05/02/what-the-latest-eu-regional-competitiveness-index-leaves-out/

https://iea.blob.core.windows.net/assets/6bd6c46d-21d7-4ae7-af9f-25dc9f8e7f3b/GasMarketReport,Q1-2025.pdf

http://www.bankofengland.co.uk/publications/Documents/fsr/2017/fsrjun17.pdf