Two prominent Harvard economists have admitted there are errors in an influential paper they wrote on government debt. This paper was widely cited in recent budget debates. But the economists insist their mistakes do not significantly change their research.
NPR's Jim Zarroli reports.
JIM ZARROLI, BYLINE: In their 2010 paper, Ken Rogoff and Carmen Rinehart argued that economic growth falls significantly when a country's debt level rises above 90 percent of its Gross Domestic Product or GDP.
April 18, 2013, is a big day for Superman. The Man of Steel, more powerful than a locomotive, turns 75. Most of us know Superman's story — faster than a speeding bullet, able to leap tall buildings in a single bound.
Less well-known is that the superhero is not native to the lost world of Krypton, nor the rural Kansas burg of Smallville. Superman is Cleveland's native son — at least as far as the city's residents are concerned.
At the 2011 Academy Awards, the film Restrepo was among the documentaries nominated for an Oscar. It follows an American platoon on a remote mountaintop in what was, at the time, the most dangerous place in Afghanistan.
To make the film, writer Sebastian Junger teamed up with British photojournalist Tim Hetherington — who, walking the red carpet that night at the Oscars, might as well have been a young actor straight out of central casting: tall, handsome, charismatic.
Good morning. I'm Steve Inskeep, with good luck to Sean Parker and his bride-to-be. She's a singer; he's a Facebook billionaire and founder of Napster. Mr. Parker committed $10 million to their wedding. He paid for waterfalls, bridges and ancient ruins created for the occasion. Guests will wear outfits created by the costume designer from "Lord of the Rings."