Pereira López, Xesús; Quiñoá López, José Luis; … - In: Revista de métodos cuantitativos para la economía y … 15 (2013), pp. 168-187
The presence of negative values in the primary inputs vector in the input output framework has been considered as a limitation to the development of multi-sectoral linear models. It is true that, when this circumstance happens, the industries that are related appear unbalanced, however, the...
