The objective of this paper is to analyse the technological change produced in the Spanish economy between 1980 and 1994 using the Input-Output tables of 1980, 1986, 1990 and 1994. Firstly we obtain and compare the linkage components of each block throughout the period. Secondly, using...

: Agricultural and food products have been increasingly exchanged during the last half century. With them, water has been virtually transferred among countries. Thus, this paper studies the evolution of virtual water flows on the long term, analyzing the main factors driving them by means of a...

We analyse whether there is a causal relationship between planning suicide and marijuana use among US youths. To that end, we specify a simultaneous probability model which is estimated by maximum likelihood using the YRBS (1999 and 2001). We place emphasis on a number of socio-demographic risk...

This paper presents an analysis of the relationship between per capita water use and per capita income for 65 countries over the period 1962-2008 within the framework of the so-called environmental Kuznets curve (EKC). Consistent with the existing literature, a polynomial fixed effects model is...