Ferrer, Lluís, Andreu Lope, Joaquim Molins, and Andreu Mas-Colell. “Conclusions”. Papers. Revista de Sociologia 67 (May 1, 2002): 71–78. Accessed October 11, 2025. https://papers.uab.cat/article/view/v67-ferrer-lope-molins-etal.