https://www.gov.uk/government/publications/wellbeing-and-civil-society-estimating-the-value-of-volunteering-using-subjective-wellbeing-data-wp112
This research provides an illustration of the wellbeing valuation techniques.
civil societywellbeingestimatingvaluevolunteering
https://mises.org/podcasts/mises-u-2024/subjective-value-and-market-prices
"Price theory is the cornerstone of the foundation of economic calculation, and economic calculation is the foundation upon which rests our understanding of the
subjective valuemarket pricesmises institute