The missing effect of investments of firms in information and communication technologies on productivity is studied by …) has a stronger effect on the quality of services than on the productivity of the IT-using firm. IT investment seems to be … especially the most recent generation of IT as indicated by the number of PCs used is the source of productivity growth whereas …

This paper examines whether the productivity growth in the West-German states is influenced by the provision of public … infrastructure. Medium-term labour productivity growth and output growth varies a lot between German states. This differences are … more pronounced during the eighties. The traditional total factor productivity shows a smaller difference than labour …

The missing effect of investments of firms in information and communication technologies on productivity is studied by …) has a stronger effect on the quality of services than on the productivity of the IT-using firm. IT investment seems to be … especially the most recent generation of IT as indicated by the number of PCs used is the source of productivity growth whereas …

The missing effect of investments of firms in information and communication technologies on productivity is studied by …) has a stronger effect on the quality of services than on the productivity of the IT-using firm. IT investment seems to be … especially the most recent generation of IT as indicated by the number of PCs used is the source of productivity growth whereas …