English Abstract: In this article we discuss how to summarize the persistent and large heterogeneity in innovative behaviour and economic performance. A Revision of the Pavitt (1984) taxonomy - covering manufacturing and services, as well as ICT activities - is proposed as a key tool for...

English Abstract: The “virtuous circle” between innovative inputs, outputs and economic performance is investigated in this article with a three equation model highlighting feedback loops and simultaneous relations. An empirical test is carried out considering innovative expenditure,...