Joining existing databases of computer characteristics, we build a robust long run indicator for computational services. A regime change occurs between 1981 and 1985 with the advent of personal computing. Since then, the affordability of desktop computing has doubled every 13 months. Storage...

The main purpose of this study is to determine what are the main factors which stand behind the diversity in performance of business services measured by their contribution to growth in the EU Member States. We show that in addition to typical growth factors which enhance labour productivity,...