Total factor productivity of twenty OECD countries for a recent period (1971-2002) is explained using six different models based on the established literature. Traditionally, entrepreneurship is not dealt with in these models. In the present paper it is shown that - when this variable is added -...

This paper investigates the causes of the shortfall in private R+D expenditure of the EU compared to the US. It shows that differences in the structure of the two economies play only a minor role in explaining the R+D gap. Instead, the European R+D shortfall is mainly caused by a negative...