This paper applies the Inverse Hyperbolic Sine (IHS) transformation to explore the variables that determine a firm’s R&D collaborative expenditure. The IHS specification is used to overcome the inconsistencies deriving from non-normality of error terms which are typical in censored data. This...

This work explores the roles of potential simultaneity and heterogeneity in determining firms’ decisions to engage in R&D collaboration, using a sample of Italian manufacturing firms. Collaboration with other firms, research institutions, universities and other small centres are considered...