Latent class models have recently drawn considerable attention among many researchers and practitioners as a class of useful tools for capturing heterogeneity across different segments in a target market or population. In this paper, we consider a latent class logit model with parameter...

The theoretical concepts of a national innovation system and of a quadruple helix of interactions within a system have been used to characterize American and European successes in transforming knowledge to utility—through research and development and entrepreneurship and new ventures. In this...