منابع مشابه
Patent Laws and Innovation Selection in the Global Firm
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Studies of innovation have focused on the effects of patent laws on the number of innovations but ignored effects on the direction of technological change. This paper introduces a new data set of close to fifteen thousand innovations at the Crystal Palace World’s Fair in 1851 and at the Centennial Exhibition in 1876 to examine the effects of patent laws on the direction of innovation. The paper...
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ژورنال
عنوان ژورنال: Chemical & Engineering News Archive
سال: 1950
ISSN: 0009-2347,2157-4936
DOI: 10.1021/cen-v028n010.p761