What is rare is not always valuable

Continuing the series on common cognitive biases that impact investors. In case you missed it, read the introduction and first in the series: neglect of probability here What is scarce is valuable – Scarcity Error In a research project in 1975, Prof. Stephen Worchel split participants into two groups. The first group received an entire box of cookies and the second group just two to taste. Both groups were then asked to rate the quality of the cookies. This was repeated several times. The 2nd group rated the quality of the cookies much higher than the other. Gallery owners place

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