The Rate and Direction of Inventive activity; Economic and social Factores; aconferce of the universities- national bureau committee for economic research and the committee on economic growth of the social science research council
National Bureau of Economic Research, New York
The Rate and Direction of Inventive activity; Economic and social Factores; aconferce of the universities- national bureau committee for economic research and the committee on economic growth of the social science research council
Edition 1
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شناسنامه
Main Entry
National Bureau of Economic Research, New York، نویسندهTitle and Author
The Rate and Direction of Inventive activity; Economic and social Factores; aconferce of the universities- national bureau committee for economic research and the committee on economic growth of the social science research councilPhysical Description
x, 635 p.؛ ; 24 cm؛ : tables..Subject
Research, IndustrialTechnological innovations
Economic research
Social Science Research
series
(National Bureau of Economic Research, Specical Confernce Series؛ )Language
انگلیسیRetrieval Number
Congress:
Cataloger
کانورتورانگليسي.
Bibliographical Footnotes.
Bibliographical Footnotes.
