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TECHNICAL CHANGE AND THE RATE OF IMITATION
This paper investigates the factors determining how rapidly the use of a new technique spreads from one firm to another. A simple model is presented to help explain differences among innovations inExpand
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Patents and Innovation: An Empirical Study
To what extent would the rate of development and introduction of inventions decline in the absence of patent protection? To what extent do firms make use of the patent system, and what differencesExpand
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Imitation Costs and Patents: An Empirical Study
It has long been recognised that the costs of imitating new products have an important effect on the incentives for innovation in a market economy.' As Arrow (I962) and others have pointed out, ifExpand
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Academic research and industrial innovation
The purpose of this study is to estimate the extent to which technological innovations in various industries have been based on recent academic research, and the time lags between the investment inExpand
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The Production and Distribution of Knowledge in the United States.
by Fritz Machlup. Princeton, New Jersey: Princeton University Press, 1962. Pp. xx+416. $7.50. In this book Professor Machlup has twice defined knowledge as "any human (or human-induced) activityExpand
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ENTRY, GIBRAT'S LAW, INNOVATION, AND THE GROWTH OF FIRMS
Using econometric results and models, Mansfield contributes toward the understanding of the dynamic aspects of an industry's composition and structure, especially the birth, growth, and death ofExpand
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Support for Free Trade: Self-Interest, Sociotropic Politics, and Out-Group Anxiety
Abstract Although it is widely acknowledged that an understanding of mass attitudes about trade is crucial to the political economy of foreign commerce, only a handful of studies have addressed thisExpand
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How Rapidly Does New Industrial Technology Leak Out
There have been no systematic empirical studies of the speed at which various kinds of technological information leak out to rival firms. To help fill this gap, data were obtained from 100 AmericanExpand
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The modern university: contributor to industrial innovation and recipient of industrial R&D support
Abstract The interface between industry and the universities is of key importance in the promotion of technological change in many industries. There is intense interest in the characteristics ofExpand
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