Publications [#142787] of Helen F. Ladd

NBER Working Papers

1. H.F. Ladd, with Charles Clotfelter and Jacob Vigdor, "Teacher Credentials and Student Achievement in High School: A Cross Subject Analysis with Student Fixed Effects.", Working Paper 142787 (June, 2007)
   (last updated on 2009/06/12)

   Author's Comments:
   Also published in The Center for the Analysis of Longitudinal Data in Education Research (CALDER), 2007. Forthcoming in the Journal of Human Resources.