The paper describes the dynamic features of the ICT sector today, through a comparison among countries of the evolving role of investments in R&D in ICT. 41 geographical areas are analysed: 28 European member states, the EU as a whole, the United States, Canada, Australia, five Asian countries...

This paper seeks to analyse from a comparative point of view the efficiency of the use of manual labour as well as the mechanized works in the cultivation of oil plants in order to obtain profit and the profitability of this activity from the point of view of conventional and ecological crops....

The question whether agglomeration effects are of importance for regional development has a long tradition in regional science. This paper asks if regional characteristics and specifically ag-glomeration effects influence the performance of plants in Germany and, if so, in which direction....

Increased productivity is one of the main drivers of economic growth. Considering the increasing importance of the service sector in many economies studies of productivity in service firms are essential, but still rare. Questions concerning the underlying reasons for productivity differences in...