In this paper we present a history-friendly model of the changing vertical scope of computer firms 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 of the evolution of...

In this essay I compare two different theoretical frameworks in economics for orienting analysis of issues in technology policy. One is a neoclassical framework that sees appropriate policies as dealing with 'market failures'. The other framework is provided by an evolutionary and institutional...