In this paper, we study the growth rates of 4-digit sectors in U.S. manufacturing. Two measures of size (value of shipments, value added) are considered, for each of the 38 years (1959-1996) of a sample of 458 4-digit sectors, drawn from the NBER Manufacturing Productivity database. Whole sample...

This paper explores how firms' skills and organizational change affect the returns from investments in ICT. Our work contributes to the literature by testing the hypothesis of complementarity in a panel of 540 Italian manufacturing firms during 1995-2000. By drawing on different statistical...