Chemical signals in brain help guide risky decisions
Friday, September 12, 2014 - 03:32
in Psychology & Sociology
A gambler's decision to stay or fold in a game of cards could be influenced by a chemical in the brain, suggests new research. The rise and fall of dopamine plays a key role in decisions involving risk and reward, from a baseball player trying to steal a base to an investor buying or selling a stock. Previous studies have shown that dopamine signals increase when risky choices pay off.