This study starts with the lack of clarity revealed in the literature so far as to whether technology is a source of differentiation between firms. The use of patent data allows the evolution of the technological profiles of 99 firms active in biotechnology-related applications to be traced. It...

This paper presents a method by which patent statistics can be used to study the organisation of competencies within firm. We argue that knowledge is heterogeneous because it refers to scientific disciplines and technologies. One must therefore account for how technologies relate to one another...

The authors examine the causes and consequences of complexity among the broadly economic phenomena of firms, industries and socio-economic policy. The book makes a valuable contribution to the increasingly prominent subject of complexity, especially for those whose interests include...

This paper analyses whether complementarity and substitutability of knowledge elements are key determinants of the firm's inventive performance, in addition to the more conventional measures of knowledge stock and diversity. Using patent data from 1968 to 2002 in the semiconductor industry, we...

[fre] Cet article présente une méthode d'analyse statistique permettant d'étudier l'organisation des connaissances de la firme à partir de données de brevets. Nous partons de l'idée que les connaissances sont hétérogènes en ce qu'elles sont liées à des disciplines scientifiques et...

This paper presents a method by which patent statistics can be used to study the organisation of competencies within firm. We argue that knowledge is heterogeneous because it refers to scientific disciplines and technologies. One must therefore account for how technologies relate to one another...

This paper presents a method by which patent statistics can be used to study the organisation of competencies within firm. We argue that knowledge is heterogeneous because it refers to scientific disciplines and technologies. One must therefore account for how technologies relate to one another...