Eric A. Posner 00872924X Stephen J. Choi G. M. Gulati cu Thu, 04/01/2010 - 12:00 Eric A. Posner, Stephen J. Choi & G. M. Gulati, "Judicial Ability and Securities Class Actions," John M. Olin Program in Law and Economics Working Paper, No. 519 (2010). Working Paper Law & Economics Working Papers 519