http://www.bbc.co.uk/news/business-39107973 – Particularly useful and relevant link to Government Intervention:
Edexcel spec references
1.2.9 a) The impact of subsidies on consumers, producers and government
3.6.2 a) The impact of government intervention
AQA spec reference
4.1.8.9 Government intervention in markets
https://www.apt-initiatives.com/