Licht, Georg; Moch, Dietmar - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 1997
The missing effect of investments of firms in information and communication technologies on productivity is studied by various recent papers (e.g. Oliner and Sichels 1994, Landauer 1995, Brynjolfsson and Hitt 1996). Several explanations are given for this missing link. Our paper deals with two...