general as well as in technology- and knowledge-intensive subsectors. We compare Germany and Portugal which exhibit, though EU … indicate that the skill composition has different effects on firm entry in the two countries. More specifically, for Portugal …

We present a novel theory that immigrants facilitate innovation and entrepreneur-ship by being willing and able to … observationally equivalent natives. Areas with large numbers of im-migrants may therefore lead to more entrepreneurship and innovation …

between technically trained founders and employees who have business skills. This suggests that the innovation potential of …

or output of a knowledge production function. We suggest that the productivity of research in patent production functions … to patentable knowledge, and development happens after the initial research phase that may have led to a patent. Instead … of using data on R&D, we separate the knowledge creating process into 'R' and 'D'. This data stems from R&D surveys of …

Concerns have been raised that demographic ageing may weaken the competitiveness of knowledge-based economies and … Germany using a flexible knowledge production function and accounting for potential endogeneity of the regional workforce … presence of older workers as younger and older workers turn out to be complements in the production of knowledge. With …

knowledge spillovers are unmeasurable, a 'goodness of fit' measure is constructed using innovation survey data. It turns out …In this paper it is tested which of the various alternative approaches for constructing knowledge spillover pools … that measures of the uncentered correlation of firm characteristics seem to fit actual knowledge spillovers best. Direct …