ECONOMY

Despite Flaws, Harvard Economists Stand By Research

At what point does debt start to drag down an economy? Harvard economists Carmen Reinhart and Ken Rogoff have argued that a debt to GDP ratio of 90 percent is a red line of sorts. That idea is under attack with economists from the University of Massachusetts charging that Rogoff and Reinhart used selective data to make their case.

Administration Urges Europeans To Ease Austerity Measures

Treasury Secretary Jack Lew is on his first trip to Europe, pushing for leaders to let up on strict steps that were enacted during the financial crisis. His trip comes as President Obama prepares to send his budget plan to Congress. It's said to include cuts to Social Security and Medicare. David Greene talks to Lew, who's in Berlin to meet with Germany's finance minister.