"The headline finding from this social CBA is that for every €1 of public money invested in the pilot, society received €1.39 in return"
This came about as a mixture of greater economic activity from participants, cultural impacts that saw public-facing artist activities increase, and improvements to wellbeing of participants that reduced their requirement for psychological interventions by the state. The state also predicts that the further roll-out of this program will benefit consumers with lower prices for artistic works, as there will be more supply overall.
The scheme has been quite popular here in Ireland. Given the history of Ireland when it comes to art (both in the sense of spoken and written word, and in other mediums), it makes sense to introduce a scheme like this to safeguard and uplift those who produce art.
[1] https://www.gov.ie/en/department-of-culture-communications-a...