Economy

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EmbedVideo(4498, 482, 304); Chicago Teachers Union leaders voted Tuesday to end a strike that has closed classrooms for more than a week in the nation's third-largest school district. Union President Karen Lewis led the walkout on Sept.

Creative Commons photo courtesy flickr user 401(K) 2012 . Paul Solman: Boston University economist Laurence Kotlikoff has become our Social Security expert here at the Online NewsHour. Some of his previous posts can be accessed from here.

Creative Commons photo courtesy flickr user 401(K) 2012 . By Larry Kotlikoff, with an introduction by Paul Solman Paul Solman: Boston University economist Laurence Kotlikoff has become our Social Security expert here at the Online NewsHour. Some of…