As a society we are richer than we have ever been but according to scientists we are not any happier.
Psychologists say we are driven by our in-built need to compare ourselves with others, and we quickly adapt to money and possessions.
We explore what could be done to improve our consumer society - should we ban advertising for children, tax the rich, commute less or work less?
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Ready to Watch The Happiness Formula, Season 1, Episode 3?