Authors: Ana-Isabel Guerra and Ferran Sancho
Applied Economics Letters, Vol. 18, No 13, 1259--1262, January, 2011
This paper originally appeared as
Barcelona School of Economics Working Paper 427
Authors: Ana-Isabel Guerra and Ferran Sancho
Applied Economics Letters, Vol. 18, No 13, 1259--1262, January, 2011© Barcelona Graduate School of Economics. All rights reserved.