Personal political philosophy aside, I think appearing socialistic might be unavoidable given the prompt.
Maximizing productivity and each person's earning potential comes to mind as the most effective way to guarantee leisure time and career mobility so every citizen can engage in artistic and humanities hobbies and careers. In such a system by age 40 a person could have degrees and training in both a STEM/business field and an arts/humanities field, either being an artist through their 20s before having the option to retrain into an engineer in their 30s
Personal political philosophy aside, I think appearing socialistic might be unavoidable given the prompt.
Maximizing productivity and each person's earning potential comes to mind as the most effective way to guarantee leisure time and career mobility so every citizen can engage in artistic and humanities hobbies and careers. In such a system by age 40 a person could have degrees and training in both a STEM/business field and an arts/humanities field, either being an artist through their 20s before having the option to retrain into an engineer in their 30s