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The emigration of highly-qualified academics (‘brain drain’) is considered an essential factor in the decline of the human capital of post-Soviet Russia. However, statistics show that the scale of this phenomenon since 2000 was minor. The Russian scientists who went abroad for permanent residence or for a contract job abroad represented no more than 2% of Russian scientists with Candidate or Doctor of Science degrees. Yet, at the same time, the relatively new concept of ‘brain circulation’ gains more popularity. The departure of Russian scientists abroad is not only a threat to the development of domestic science but, paradoxically, also the chance to give additional stimulus to its development.  相似文献   
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This article reports the maintenance of one of the largest interventions conducted in St. Petersburg (Russian Federation) orphanages for children birth to 4 years using regular caregiving staff. One orphanage received training plus structural changes, another training only, and a third business as usual. The intervention produced substantial differences between these institutions on the Home Observation for Measurement of the Environment (HOME) Inventory and on the Battelle Developmental Inventory scores for children. These institutional differences in HOME scores (= 298) and Battelle scores for children (= 357) departing the institutions for families in St. Petersburg and the United States were maintained for at least 6 years after the intervention project. This result may be associated with certain features of the intervention and activities conducted during the follow‐up interval.  相似文献   
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Antecedents of corporate spin-offs in Spain: A resource-based approach   总被引:1,自引:0,他引:1  
We explore the antecedents of corporate spin-offs for a sample of 3462 Spanish firms between 1992 and 2002. Using a resource-based approach, we identify three reasons firms engage in spin-offs: (a) to create complementarities, (b) to appropriate residual rents, and (c) to focus on the core business. Specifically, we find that spin-offs are more common among firms that belong to a group able to create networks and new knowledge that can be exploited through spin-offs. In addition, we find that spin-offs are more frequent in firms that wish to exploit strategic advantages achieved through knowledge investments and in firms that increase efforts to the focus on the parent firm's core competences.  相似文献   
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This paper offers a new characterisation of young children’s (2–8 years) reading for pleasure (RfP) with digital books. This characterisation is rooted in a re-contextualisation of Anna Craft’s conceptualisation of twenty-first century childhoods in Creativity and education futures (Stoke on Trent, Trentham, 2011) and a review of the literature concerning young children’s RfP with digital books. The paper develops Craft’s (2011) work by considering the ways in which digital books can resource the ‘4Ps of digital childhood’ in reading for pleasure. Six facets of reader engagement, nested within Craft’s (2011) 4Ps, are presented: affective, creative, interactive, shared, sustained and personalised reading engagements. It is argued that this characterisation of young children’s reading engagements can enrich our understanding of the affordances of digital books in relation to RfP in the twenty-first century. The paper thus offers an important new contribution, going beyond established work in the field, which typically explores digital books in relation to children’s learning, product design or developmental outcomes.  相似文献   
26.
From centrally mandated to locally demanded service: the Russian case   总被引:1,自引:0,他引:1  
This paper first highlights recent changes in the environment of Russian universities and considers how institutions of higher education (HEIs) are responding to the challenges and opportunities of the new environment through drawing on case studies of three relatively successful universities. Secondly, it considers how the recent changes, by pushing universities to seek new and more locally based sources of revenue, have lead to a significant modification of the concept and practice of university service. While the Russian university in the Soviet period was expected by virtue of the collectivist ideology to supply service to the people, these activities tended to come from above as gifts to society. In the new environment, service is both increasing and is becoming more sensitive to local needs. The overall effect may be to energize the Russian university, but there is considerable concern that it may at the same time erode the long-standing tradition of intellectual excellence.  相似文献   
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This work describes the genesis, articulation and consolidation from 2007 of a social network of b-learning (blended learning) in the UA (University of Alicante) (Spain), with the institutional backing of the Office of the Vice President for Education Technology and Innovation, and the momentum and advice of professor Angel Fidalgo (UNESCO (United Nations Educational, Scientific and Cultural Organization) chair for University of Management and Policy). The social network currently has more than 25 teachers, working on different work linkages with the university, implementing or intending to apply the teaching methodologyb-learning during the course 2007-2008 in a variety of courses and degrees. To do so, several resource centers (blogs, wikis, Wimba Create (before CourseGenie), etc.), and digital platforms (Virtual Campus of the UA, Moodle, etc.) are used.  相似文献   
29.
The aim of the present study was to investigate the acute effect of the aerobic exercise volume on maximum strength and strength-endurance performance; and possible causes of strength decrements (i.e. central and peripheral fatigue). Twenty-one moderately trained men were submitted to a maximal incremental test to determine anaerobic threshold (AnT) and maximum dynamic strength (1RM) and strength-endurance (i.e. total volume load [TV]) tests to determine their baseline strength performance. Following, subjects performed six experimental sessions: aerobic exercise sessions (continuous running at 90% AnT) with different volumes (3?km, 5?km or 7?km) followed by 1RM or strength-endurance test in the 45° leg press exercise. Maximum voluntary isometric contraction (MVIC), voluntary activation (VA) level, contractile properties, and electromyographic activity (root mean square [RMS]) of the knee extensor muscles were assessed before and after aerobic exercises and after strength tests. TV was lower after 5?km and 7?km runs than in the control condition (12% and 22%, respectively). Additionally, TV was lower after 7?km than 3?km (14%) and 5?km (12%) runs. MVIC, VA, RMS, and contractile properties were reduced after all aerobic exercise volumes (~8%, ~5%, ~11% and ~6–14%, respectively). Additionally, MVIC, VA, and contractile properties were lower after strength tests (~15%, ~6%, ~9–26%, respectively). In conclusion, strength-endurance performance is impaired when performed after aerobic exercise and the magnitude of this interference is dependent on the aerobic exercise volume; and peripheral and central fatigue indices could not explain the different TV observed.  相似文献   
30.
Homework (HW) is one of the most common school-related activities among parents, students and teachers. However, the need to assign HW to students has been extensively debated. The present investigation examines the relationship between specific HW variables (i.e. amount of HW completed, time spent on HW and perceived quality of HW time management) and academic achievement, while controlling for students’ gender and grade level. Participants included 454 students (ranging from 10 to 16?years of age) from three schools in northern Spain. A multivariate analyses of variance and path analyses showed that the amount of HW completed decreased with increased schooling, as did students’ perceived quality of HW time management. Data from hierarchical regression analyses completed by path analyses provided evidence that time spent on HW conjointly with perceived quality of HW time management explains how academic achievement is mediated by the amount of HW completed. These findings deepen the understanding of the complex impact of time spent on HW and on academic achievement.  相似文献   
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