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by kreetx
2967 days ago
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There was a study (referenced from a few books -- never read the study itself) where parents were required to pay if they didn't pick up their children from the kindergarten. Since setting this up reduced guilt (they were now paying for the care-takers' extra time) the average time of being late actually increased -- instead of decreasing as thought initially. |
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http://freakonomics.com/2013/10/23/what-makes-people-do-what...