Also an article in the WSJ: http://online.wsj.com/article/SB10001424052748704429304574467362703310126.html http://online.wsj.com/article/SB100014240527487044293

Also an article in the WSJ: http://online.wsj.com/article/SB10001424052748704429304574467362703310126.html http://online.wsj.com/article/SB1000142405274870442930457446... Here is a link to the NEBR.org digest report of the paper: http://www.nber.org/digest/oct09/w15347.html http://www.nber.org/digest/oct09/w15347.html