Recommended citation for this document

Martínez Galarraga, Julio ; Paluzie, Elisenda ; Pons Novell, Jordi ; Tirado, Daniel A.. "Agglomeration and labour productivity in Spanish industry: a long-term analysis". Universitat de Barcelona. . <http://hdl.handle.net/2445/11717>. [Consulta: 19-03-18].