Dan Gilbert at Harvard has looked at this area and demonstrated the effect letting go of your options has, in a study evaluating how people made decisions about different Monet art prints.3 He asked people to rank five different Monet prints according to their preference, numbering them from one to five. Whichever prints the subjects ranked numbers three and four he said the experimenters happened to have spare copies of and were letting subjects take one home with them. Of course, most of the people took the one they had ranked number three. Then, interestingly, the experimenters told some of
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