Showing 1 - 10 of 328
This paper studies the association between the unemployment experience of fathers and their sons. Based on German survey data that cover the last decades we find significant positive correlations. Using instrumental variables estimation and the Gottschalk (1996) method we investigate to what...
Persistent link: https://www.econbiz.de/10010416210
Countries with high income inequality also show a strong association between parents' and children’s economic well-being; i.e. low intergenerational mobility. This study is the first to test this relationship in a between-country and within-country setup; using harmonized micro data from 18...
Persistent link: https://www.econbiz.de/10011932596
Studies on the underlying mechanisms of social mobility commonly find that half of the intergenerational earnings persistence remains unexplained. Focusing on the phenomenon of overqualification, this study examines a transmission channel that might operate beyond the mechanisms previously...
Persistent link: https://www.econbiz.de/10010468427
careers. We combine survey information spanning the inventors' entire careers and psychometric test evidence, with patent …, Skills, Abilities, and Other) factors, this paper seeks to explain empirically the performance of inventors throughout their … history data for more than 1,000 inventors. We also control for variables that have traditionally been included in estimations …
Persistent link: https://www.econbiz.de/10011381965
. Faculty patents assigned to academic inventors or to public research institutions, in contrast, are more complex, more basic … and exploit academic inventions that are further away from market applications. -- academic inventors ; university …
Persistent link: https://www.econbiz.de/10003846112
applied by owners of potentially rival technologies. -- academic inventors ; intellectual property rights ; patent oppositions … academic patents using German professor patents linked to patent opposition data from the European Patent Office (EPO). Patent … patent value, asymmetric information and diverging expectations between the opposition parties, the likelihood of a …
Persistent link: https://www.econbiz.de/10003846116
Most previous results on determinants of inventive performance are biased because inventive performance is measured with error. This measurement error causes attenuation bias. More specifically, for example age and education as drivers of patenting success have biased coefficients and too high...
Persistent link: https://www.econbiz.de/10011433501
We explore the tail of patented invention value distributions by using value estimates obtained directly from patent …-Maddala and log normal distributions, the log normal appears to provide the best fit to our patented invention value data. …
Persistent link: https://www.econbiz.de/10011440960
true. Using a panel of German firms linked to the PATSTAT patent data, we study invention in both types of energy … technologies and how their inventors differ in terms of central firm-specific characteristics. More importantly, we study the … relation between conventional (i.e. non-energy) invention and energy invention within the firms. The results from dynamic count …
Persistent link: https://www.econbiz.de/10010357586
Over the 2000s, many federal states in Germany shortened the duration of secondary school by one year while keeping the curriculum unchanged. Exploiting quasi-experimental variation due to the staggered introduction of this reform allows me to identify the causal effect of increased learning...
Persistent link: https://www.econbiz.de/10011840590