Technology entry in the presence of patent thickets /
Hall, Bronwyn H
Technology entry in the presence of patent thickets / Bronwyn H. Hall, Christian Helmers and Georg von Graevenitz - Cambridge NBER 2015 - 50p - NBER Working Paper ; 21455 .
NBERWP 21455
E15288.pdf
Technology entry in the presence of patent thickets / Bronwyn H. Hall, Christian Helmers and Georg von Graevenitz - Cambridge NBER 2015 - 50p - NBER Working Paper ; 21455 .
NBERWP 21455
E15288.pdf