WP 03/04.  Angulo, G.: La opinion pública española y la ayuda al desarrollo.

WP 02/04.  Freres, C.; Mold, A.:European Union trade policy and the poor. Towards improving the poverty impact of the GSP in Latin America.

WP 01/04.  Álvarez, I.; Molero, J.: Technology and the generation of international knowledge spillovers. An application to Spanish manufacturing firms.