In this work a non parametric approach is used in order to evaluate the relative efficiency of a sample of firms producers of wooden goods, in presence of non desirable outputs. As main results, we find that the consideration of several restrictions on the expansion of non desirable outputs...

The fundamental aim of this article is to describe the importance of the research on green marketing in Spain. With this in mind, we analyze the main studies published during the decade 1993-2003, observing the topic of the research on each article, the methodology and analytical techniques used...

El abordaje del mercadeo verde o ecológico inicia en la década de los sesenta a raíz de los cambios climatológicos y la preocupación constante por el cuidado del medio ambiente.Escritores como Ottman, Hailes y Polonsky han dado interesantes aportes sobre la conceptualización del mercadeo...