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James Choi
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Why do governments tolerate leaks?
Leaks are supposed to be super-dangerous, or so we are told, yet actual leakers, until recently, were not prosecuted very often. To make sense of this puzzle, I read a variety of interesting histories . The most interesting source was “ The Leaky Leviathan ...

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Ken Arrow knew something about everything
Professor Arrow was widely hailed as a polymath, possessing prodigious knowledge of subjects far removed from economics. Eric Maskin, a Harvard economist and fellow Nobel winner, told of a good-natured conspiracy waged by junior faculty to get the better of...

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Fitbit causes you to lose LESS weight
The trial took place at the University of Pittsburgh between 2010 and 2012, and it involved more than 470 adults between the ages of 18 and 35. All of them were put on a low-calorie diet, had group counseling sessions and were advised to increase their phys...

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Baby carrots are not really baby carrots
Most baby carrots — those smooth, irresistible tricksters — are actually, 100 percent made of: That’s right: Normal carrots. Despite their adorable name, baby carrots are actually whole, imperfect, craggy-looking carrots that are sliced into smaller pieces ...

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Prizes for innovation might not be so effective after all
Some economists have cited the experience of the prestigious Royal Society of Arts (RSA), which offered honorary and cash awards, as proof of the efficacy of innovation prizes. The Society initially was averse to patents and prohibited the award of prizes f...

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Why are second-born boys more likely to be delinquents?
...we find that second-born boys are substantially more likely to exhibit delinquency problems compared to their older sibling. In particular, involvement with the juvenile justice system is found to be on the order of 40 percent higher than the mean for fi...

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Single female MBA students act unambitious to attract a husband
Do single women avoid career-enhancing actions because these actions could signal personality traits, like ambition, that are undesirable in the marriage market? We answer this question through two field experiments in an elite U.S. MBA program. Newly-admit...

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Why pro-immigration arguments are losing
Even despite the chaos, Trump's [immigration] ban is polling at about a 50-50 proposition . ... Eventually, Trump will get to more comfortable political ground: the question of whether immigration to the US is in the interest of American citizens. He has a ...

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The most interesting man in baseball
On Sunday [in October 2016] in Sapporo, Japan, in front of 41,000-plus fans, Shohei Otani, the best starting pitcher in Japanese baseball, did something that would have broken the baseball internet had it happened here. He got a save. It was Otani’s first c...

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By quitting social media, you could read 200 books a year
Somebody once asked Warren Buffett about his secret to success. Buffett pointed to a stack of books and said, Read 500 pages like this every day. That’s how knowledge works. It builds up, like compound interest. All of you can do it, but I guarantee not man...
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