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Halloween experiment shows Michelle Obama's health campaign works
Halloween experiment shows Michelle Obama's health campaign works

As President Obama and Mitt Romney make a last-minute push for votes, First Lady Michelle Obama can already chalk up a small victory for her campaign to fight childhood obesity. In a semi-scientific study conducted on the front porch of a Yale University economist on Halloween night, children who viewed a picture of the first lady and were then offered a choice of fruit or candy were much more likely to select the healthful snack than their counterparts who were shown a photo of Ann Romney. The experiment included 165 trick-or-treaters who came to Dean Karlan's porch in New Haven, Conn. To earn their candy, they had to participate in Karlan's unconventional economic research. ...

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