The objective of this paper is to examine the factors which affect alcohol abuse and truancy among adolescents. We propose a new theoretical specification in which alcohol abuse and truancy appear as derived demands, given that they condition peer group and family acceptance, and we introduce...

The objetive of this paper is to carry out an in-depth study of the structural relations that exist between economic and environmental variables, with particular reference to the water resource in the Ebro Valley (Spain). To that end, we employ the concepts and indicators derived from...