Hall, Bronwyn - ESRC Centre for Business Research - 2004
EXPLORING THE PATENT EXPLOSION
ESRC Centre for Business Research, University of Cambridge
Working Paper No …. 291
By
Bronwyn H. Hall
University of California at Berkeley and NBER
Department of Economics
549 Evans … Hall
University of California at Berkeley
Berkeley, CA 94720-3880.
(visiting ESRC Centre for Business Research, 2004 …