Comment on "Did Plant Patents Create the American Rose?"
Published Date
Copyright 2012
ISBN 9780226473031
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Copy CitationJeffrey L. Furman, The Rate and Direction of Inventive Activity Revisited (University of Chicago Press, 2011), https://www.nber.org/books-and-chapters/rate-and-direction-inventive-activity-revisited/comment-did-plant-patents-create-american-rose-furman.