A useful link for Economics students here: http://www.bbc.co.uk/news/av/stories-42861144/hullcoin-the-social-experiment-that-s-rewarding-good-deeds
See exactly where this relates to in the specification for each board…
Edexcel spec reference 2.1.1 g) National happiness:
o UK national wellbeing
o The relationship between real incomes and subjective happiness. 
AQA spec reference Policies that might be adopted to promote economic growth and development.
OCR spec reference P18 Evaluate the relationship between economic growth and happiness, including, for example, measuring National Well-being.