LUTZ, Stefan - TURRINI, Alessandro. Skills, labour costs, and vertically differentiated industries : a general equilibrium analysis. Bonn : Zentrum für Europäische Integrationsforschung, 1999. 20 s. Working paper, B 26. ISSN 1436-6053. [Počet ex. : 1, z toho voľných 1, prezenčne 0]