Authors: Núria Rodríguez-Planas
Evaluation and Program Planning, Vol. 35, No 4, 481--490, January, 2012
This paper originally appeared as
Barcelona School of Economics Working Paper 449
Authors: Núria Rodríguez-Planas
Evaluation and Program Planning, Vol. 35, No 4, 481--490, January, 2012© Barcelona Graduate School of Economics. All rights reserved.