The Rate and Direction of Inventive Activity
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TOTAL DOCUMENTS
28
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H-INDEX
10
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Published By Princeton University Press
9781400879762
1962 ◽
pp. 441-458
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1962 ◽
pp. 1-16
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1962 ◽
pp. 53-90
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1962 ◽
pp. 279-298
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Keyword(s):