The main purpose of this work is to analyse the effect of exports intensity and R & D activities in technical efficiency using data of Spanish manufacturing firms during the period 2004-2009. In a previous work, Diaz and Sanchez (2008) found that size was an important determinant of technical...

Totally 36 aquifers have been identified along the Mexico-U.S. border. Of these, only 16 have adequate data to provide a reasonable level of confidence to categorize them as transboundary. Limited and/or contrasting data over the other aquifers in the region reflects the void in transboundary...

Over the last decade, transboundary aquifers traversing the Mexico‐Texas border have generated growing interest of federal institutions on the Mexico side and state and federal institutions on the Texas side. Notwithstanding this, binational efforts to understand, assess, and manage shared...

The primary focus of this paper is on efficiency wages and their testable implications. In particular the nature of the relationship between efficiency wages, productivity and the make up of the labour force is analysed, modelled and subjected to an empirical test. This theory is consistent with...

In this paper we obtain empirical evidence about the effect of female and male unemployment on household demand of a selection of goods and services. We analyse the percentage of the family income expenditure on a particular group of goods concerning education, domestic services, leisure goods,...