Groundbreaking research done by behavioral economists may pose the greatest academic threat ever to free-market theory, suggesting that emotions linked to brain chemistry — not rational self-interest — play a deciding role in how we spend, save and invest.

Experts argue the findings should profoundly reshape economic policy. Watch the introduction to a “NOVA” special on the subject below, then follow the links to see the full 53-minute piece. –ARK


Watch Mind Over Money on PBS. See more from NOVA.

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