Guillen, Jordi; Franquesa, Ramon - Facultat d'Economia i Empresa, Universitat de Barcelona - 2008
This paper stresses the importance of considering an appropriate aggregation level for databases and demand analyses … products from Mercabarna, Barcelonas wholesale market. The literature on seafood demand regards hake as a single product … species. Nevertheless, in the Spanish market, many types of fish, ranging from inferior to luxury goods, are marketed as hake …