Jyrki Ali-Yrkkö

The phenomenon of physical R&D-manufacturing co-location is interesting, because researchers have made very different observations regarding its prevalence. In some populations co-location of the two functions seems to be the norm; in others, an exception. However, we still do not have an explicit explanatory theory of co-location. In this paper, we look the reasons why

This study analyses how R&D expenditure impacts the productivity of companies. We analyse the productivity impact of R&D using a large panel dataset of Finnish firms over a nine-year period from 1996 to 2004. Our results are two-fold. In the short run (in 1-2 years) we find no statistically significant productivity impact of R&D. However,

This study analyses how patent quality impacts the likelihood of acquisition. If a firm owns high quality or valuable patents, other firms may be interested in buying the firm to obtain the ownership of these patents. To proxy the quality of patents, we use both forward and backward citations. Moreover, our data enables us to

Publication year: 2005 Pages: 24 Price: 10€ Language: English Discussion Papers no. 980

Publication year: 2005 Pages: 14 Price: 10€ Language: English Discussion Papers no. 971