1
News
Authors: Vigna, Stefano Della
Superior Title: New This Week; 9/3/2007, Special section p1-65, 67p
2
Report
Authors: DellaVigna, Stefano
Superior Title: NBER Working Papers; Sep2007, p1-1, 1p
3
Report
Authors: Gordon, Roger H, Kalambokidis, Laura, Slemrod, Joel
Superior Title: NBER Working Papers; Feb2003, p1-1, 1p