Discussion paper DP5359 The Impact of Parental Income and Education on the Health of their Children Ian Walker Colm Harmon Orla Doyle 5 Dec 2005 Labour Economics I1
Discussion paper DP3993 Does Education Raise Productivity or Just Reflect It? Ian Walker Colm Harmon Arnaud Chevalier Yu Zhu 23 Jul 2003 Labour Economics I20 J30
Discussion paper DP3037 Dispersion in the Economic Return to Schooling Ian Walker Colm Harmon Vincent Hogan 1 Nov 2001 Labour Economics Public Economics C31 J24 J31