This paper discusses the impact of a firm's technology portfolio on its market value. Two concepts are used to characterize a firm's portfolio: the number of technological fields and the degree of relatedness within the portfolio characterized by the amount of joint occurrences of patents in...

Das DIW Berlin hat in diesem Jahr zum fünften Mal im Auftrag der Deutschen Telekom Stiftung und des Bundesverbandes der Deutschen Industrie (BDI) einen Gesamtindikator für die Innovationsfähigkeit Deutschlands im internationalen Vergleich ermittelt. Dabei wird die Fähigkeit eines Landes,...

This paper discusses the impact of a firm's technology portfolio on its market value. Two concepts are used to characterize a firm's portfolio: the number of technological fields and the degree of relatedness within the portfolio characterized by the amount of joint occurrences of patents in...

This paper discusses the impact of a firm's technology portfolio on its market value. Two concepts are used to characterize a firm's portfolio: the number of technological fields and the degree of relatedness within the portfolio characterized by the amount of joint occurrences of patents in...