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The pigeon in every investor

How random rewards create dangerous market superstitions

Investor psychology and how market dynamics impact itAnand Kumar

हिंदी में भी पढ़ें read-in-hindi

If even pigeons can develop superstitions in the face of random events, investors can surely do so, too. In 1948, the renowned behavioural scientist B.F. Skinner conducted a fascinating experiment with pigeons that, seventy-five years later, offers some insights into investor behaviour, at least to me. Instead of rewarding the birds for specific actions, Skinner randomly gave them food. The results were remarkable: six out of eight pigeons developed elaborate 'superstitious' behaviours, convinced their peculiar actions somehow triggered the food delivery. One pigeon would spin counter-clockwise around its cage two or three times. Another repeatedly thrust its head into a corner of the cage. A third developed an odd tossing motion as if lifting an invisible bar with its head. Two others swung their heads from side to side in a pendulum motion. Each bird, in its way, had created a ritual it believed would bring rewards. You're not alone if this reminds you of investor behaviour during market volatility. Like Skinner


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