How valuable is patent protection? Estimates by technology field

RAND Journal of Economics

Volumn 29, Issue 1, 1998, Pages 77-107

  Schankerman, Mark ^a  

^a NONE

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0032373675     PISSN: 07416261     EISSN: None     Source Type: Journal    
DOI: 10.2307/2555817     Document Type: Article

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