Issues in measuring the degree of technological specialisation with patent data

@article{Zeebroeck2006IssuesIM,
  title={Issues in measuring the degree of technological specialisation with patent data},
  author={Nicolas van Zeebroeck and Bruno van Pottelsberghe de la Potterie and Wook Han},
  journal={Scientometrics},
  year={2006},
  volume={66},
  pages={481-492}
}
This paper analyses several issues that arise when measuring technological specialisation with patent data. Three starting choices are required regarding the data source, the statistical measure and the sectoral aggregation level. We show that the measure is highly sensitive to the data source and to the level of sectoral aggregation. The statistical… CONTINUE READING