According to Schumpeter, the creative process of economic development can be divided into three distinguishable stages of invention, innovation (commercialization) and imitation. We show why there is a rationale for the Schumpeterian entrepreneur to also include the inventor in the innovation...

The main purpose in this paper is to study to what extent accessibility to R&D can explain patent production. Therefore a knowledge production function is estimated both on aggregated level and for different industrial sectors. The output of the knowledge production is the number patent...