This paper offers a unified framework to explore both the static and dynamic welfare effects of trade and multinational production MP in the presence of firm-specific productivity heterogeneity. The model captures the dynamic effects by allowing for RD spillovers between firms in a framework of...

This paper reviews the current state of indicators of the activity of innovation and how they are presented for use in the policy process leading to a discussion of the development of new indicators, some outside of the business sector, which raises questions about the definition of innovation....

This study suggests that individual time is an important factor that needs to be considered in innovation research. We define two types of time work time and free time. We find that work time has a positive but diminishing effect on innovative output such that after a certain point the...

Categorization is an important phenomenon in science and society, and classification systems reflect the mesoscale organization of knowledge. The Yule-Simon-Naranan model, which assumes exponential growth of the number of categories and exponential growth of individual categories predicts a...

RD collaborations have increasingly attracted the attention of both academic and business circles in the last couple of decades. Several empirical studies have concentrated on the firms incentives to participate in these collaborations. This paper presents an alternative approach to RD...

The aim of this paper is to examine the supply risk of rare earths and its impact on low carbon technologies deployment. Bringing together seemingly disconnected strands of scientific literature, this multidisciplinary approach allows to provide an overarching overview of the economics of rare...