This paper is an empirical test of the hypothesis that the appropriateness of differentbusiness strategies is conditional on the firm’s distance to the industry frontier. We usedata on four 2-digit high-tech manufacturing industries in the US over the period 1972-1999, and apply...

We apply a panel vector autoregression model to a firm-level longitudinal databaseto observe the co-evolution of sales growth, employment growth, profits growth andgrowth of R&D expenditure. Contrary to expectations, profit growth seems to havelittle detectable effect on R&D investment. Instead,...

In this paper we present a history-friendly model of the changing vertical scope of computerfirms during the evolution of the computer and semiconductor industries. The model is“history friendly”, in that it attempts at replicating some basic, stylized qualitative features ofthe evolution of...