Knowledge about non-R&D expenditure on innovation activities such as patenting and licensing, design, trial production, tooling-up, manpower training, market research and investment in fixed assets, is still extremely sparse. Questions about the latter were very poorly answered in the recent...

This paper investigates the endogeneity of output in the context of the standard dynamic labour-demand model. Using a panel of Dutch firms, we find that the assumption of endogeneity of output cannot be rejected, so that an adjusted procedure has to be followed in which information on the output...