In Switzerland, every adult male is issued an assault rifle for militia duty and is allowed to keep the gun at home. On a per capita basis, Switzerland has more firearms than just about any other coun...
In 1960, about 40 percent of female teachers scored in the top quintile of IQ and other aptitude tests, with only 8 percent in the bottom. Twenty years later, fewer than half as many were in the top q...
Households that got the once-and-done letter were twice as likely to become first-time donors as people who got a regular solicitation letter. By fund-raising standards, this was a colossal gain. Thes...
Great news, right? Well, not so fast. First of all, because the average black child is more likely to come from a low-income, low-education household, the gap is very real: on average, black children...
Former New York City mayor Michael Bloomberg understood this. In medicine, or in science, [if] you go down a path and it turns out to be a dead end, you really made a contribution, because we know we...
Few people think more than two or three times a year, Shaw reportedly said.
El calentamiento es principalmente un fenómeno polar, y esto significa que las zonas de alta latitud son cuatro veces más sensibles al cambio climático que el ecuador.
Colleges and universities, meanwhile, have no such qualms about torturing their applicants. Think about how much work a high-school student must do to even be considered for a spot at a decent college...
But while there are exceptions to every rule, it’s also good to know the rule.
But when it comes to solving problems, one of the best ways to start is by putting away your moral compass.Why?When you are consumed with the rightness or wrongness of a given issue—whether it's frack...
But if there is one thing we’ve learned from a lifetime of designing and analyzing incentives, the best way to get what you want is to treat other people with decency. Decency can push almost any inte...
Black students are hardly the only ones who suffer in bad schools. White children in these schools also perform poorly. In fact, there is essentially no black-white test score gap within a bad school...
After recent events, one might wonder if the macroeconomy is the domain of any economist.
A moral compass can convince you that all the answers are obvious (even when they’re not); that there is a bright line between right and wrong (when often there isn’t); and, worst, that you are certai...
Los estados con los índices de aborto más altos en la década de los setenta experimentaron los mayores descensos del crimen en los noventa, mientras que los estados con bajos índices de abortos experi...
When you are consumed with the rightness or wrongness of a given issue—whether it’s fracking or gun control or genetically engineered food—it’s easy to lose track of what the issue actually is. A mora...
We’d like to bury the idea that there’s a right way and a wrong way, a smart way and a foolish way, a red way and a blue way. The modern world demands that we all think a bit more productively, more c...
La población negra resultó más perjudicada por el crack que por ninguna otra causa desde las leyes discriminatorias conocidas como Jim Crow.
In Levitt’s view, economics is a science with excellent tools for gaining answers but a serious shortage of interesting questions. His particular gift is the ability to ask such questions. For instanc...
Glaucon’s story posed a moral question: could any man resist the temptation of evil if he knew his acts could not be witnessed? Glaucon seemed to think the answer was no. But Paul Feldman sides with S...