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migrants acquired their skills and networks, assuming that these skills are immediately and perfectly transmittable to their country of origin. This paper is an attempt to fill this void in the current literature by examining the impact of foreign

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seemed appropriate to perform a new bibliometric analysis covering the time period from 1868 to date and to compare the publication behavior of mathematicians over two centuries. Fortunately, the scientific literature in mathematics has been abstracted

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combinations of tools, techniques and other components is plausible enough. The literature from actor-network theorists contains many examples of scientists and other interested parties negotiating the satisfaction of their varied and often conflicting demands

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overview of technological competition (Cook 2007 ). There is a number of literatures seeking to evaluate a patent under the chance of litigation by real option (Dixit et al. 1994 ), fuzzy method (Bessen and Meurer 2005 , 2007 ), or combination of both

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In this paper, we investigate the infiuence of nearly s-semipermutable subgroups on the structure of finite groups. Several recent results from the literature are improved and generalized.

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collaboration in research activity. The literature on this trend is rich. At the level of world-wide analysis, Zitt and Bassecoulard ( 2004 ) examined data from the Science Citation Index (now merged into the Thomson Reuters Web of Science, or WoS) and

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could explain why the economic literature has evidenced different patenting strategies in technological fields such as ICT or software than in other technologies (Cohen et al. 2000 ). For instance, recent research highlights the importance of strategic

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Introduction The evaluation of the work of a researcher and its impact on the later literature has been widely studied because of its real and relevant applications, like recruitment, promotion, funding allocation, and so forth

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. Subject delineation The ISI subject category “biotechnology and applied microbiology” does by far not cover all relevant literature. The inclusion of further subject categories, however, results in considerable noise. In order to delineate the

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Introduction Motivation Literature as a whole suggests that “studying the communication network of science as a whole is difficult because it is so vast, rapidly changing, and complicated that neither the

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