knowledge diffusion from the frontier firms to the laggard ones in explaining the observed shifts. We conclude by presenting new … evidence that corroborates a declining knowledge diffusion in the economy. We document a higher concentration of patenting in … present a potential avenue for future research on the drivers of declining knowledge diffusion. …

innovation costs and industry concentration then ensures that improved international knowledge diffusion coincides with an …

the last 30 years and how this development can be assessed from a knowledge diffusion point of view. This study shows that … knowledge diffusion, taking into account the reasons for these changes shows a different picture. However, this might only hold …