It is widely acknowledged that firms performing R&D investments are very likely to undergo financial constraints due to their specific characteristics, which make external debt an imperfect substitute for internal finance, especially for small sized enterprises (Carpenter and Petersen, 2002; Hall,...

It is widely acknowledged that firms performing Ramp;D investments are very likely to undergo financial constraints (FC) due to their specific characteristics, which make external debt an imperfect substitute for internal finance, especially for small sized enterprises. This situation calls into...

We analyzed the scientific productivity of a sample of academic scientists that contribute to the field of Materials Science in the post-patenting period, by means of several econometric techniques suitable to treat unobserved heterogeneity, excess zeros and incidental truncation. Although...

This paper contributes to the debate upon the trade-off between science and technology by looking at how the scientific performances of a researcher relate ex-ante to his/her attitude to patent, during his/her academic career. We run an event history analysis explaining the hazard for a...

We study the effect of financing constraints on the decision to do R&D and on the level of R&D investment using survey data and complete financial accounting data on a large number of Italian manufacturing SMEs from 2001 to 2003. We use a direct indicator of credit constraints and employ an...

The main goal of this paper is to assess the impact of product innovation on the economic performance of firms operating in medium and high-tech industries in general and of SMEs in particular. Using information from a large and unique dataset on Italian firms we estimate, by means of propensity...