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1.
This article investigates the effects of information and communication technologies (ICT) on female labor force participation in a sample of 48 African countries. We specify and estimate linear regression and dynamic panel data models with fixed effects (FE) and system-generalized method of moments (SYS-GMM) estimation over the period 2001–2017. The three main results are that ICT use (mobile phone and internet) significantly stimulates female labor force participation in Africa; this effect is enhanced by financial development and female education; the effect of ICT on female employment in Africa is strongest in the industrial sector. These results remain robust to the provision of social, cultural, and institutional variables. 相似文献
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Somatic distance, or differences in physical appearance, proves to be extremely important in the gravity model of bilateral trade in conformity with results in other areas of economics and outside in the social sciences. This is also true independently of survey evidence about bilateral trust. These findings are obtained in a sample of the 15 members of the European Economic Area in 1996. Robustness tests also show that somatic distance, as well as co‐ancestry, has a more reliable influence on bilateral trade than the other customary cultural variables. The article finally discusses the interpretation and breadth of application of these results. 相似文献
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This paper revisits the ongoing discussion on the importance of agglomeration externalities – specifically specialization, diversity and competition effects – that may contribute to innovation, productivity and urban employment growth. Previous meta‐analyses suggested that the evidence on agglomeration externalities is strongly context‐specific. Expanding an earlier analysis of 31 articles, we seek to draw in this paper more robust conclusions by means of the statistical evidence for agglomeration externalities presented in 73 scientific articles, all building on the seminal work of Glaeser et al. (1992). Our results confirm that the heterogeneity among studies is huge and can only be partially accounted for by means of an ordered probit analysis. Additionally, some evidence of publication bias is found. We conclude that the conventional lines of inquiry in this literature may now have reached strongly diminishing returns. New lines of inquiry, using rich micro‐level data on firms and workers, dynamic general equilibrium models at the macro level, more attention for spatial and temporal variation in the impacts of agglomeration, and further investigations into the spatial scope of externalities are promising avenues for further research that can enhance our understanding of how agglomeration externalities continue to fuel our increasingly urbanized world. 相似文献
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Jean Sylvain Bekale Nze Jacques Ginestié 《International Journal of Technology and Design Education》2012,22(3):399-416
The professionalism of teachers is based on three levels of expertise: mastering academic knowledge, mastering the teaching of this knowledge and mastering the role played by teachers in schools. For each of these levels, each student during the teacher training courses has his own understanding. This understanding influences their perception of the job of teacher and thus their attitude towards their training. Efficiency of this training could be evaluated through the evolution of this understanding. The experimental part of this study will involve looking at this evolution with students from the ENSET in Libreville at the beginning of the training course, the end of the first cycle and the end of the second cycle. Data collected shows that training does not really produce the desired results for a university vocational teacher training course for technology education. 相似文献
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This paper proposes two new indices of relative deprivation, derived from an extension of the concept of generalized Gini to the measurement of distributional change. Population- and income-weighted relative deprivation indices are then defined and, using panel data from the Consortium of Household Panels for European Socio-Economic Research (CHER), we check which of the various ways of defining individual deprivation best fits the answers given by individuals on the degree of their satisfaction with income. We find that the deprivation indices proposed are consistently and negatively correlated with income satisfaction as reported by respondents, that income weighted measures fit better than population weighted measures and that this fit improves with countries that experienced deep institutional changes such as the transitional economies of Eastern Europe. 相似文献
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Jacques Lévy 《Geopolitics》2013,18(3):99-113
What can be the goal for a state that is no more an empire in an environment where empire cannot be a goal anymore? In this paper, it is argued that there is a classic French geopolitical stance which has conserved a large part of its characteristics over centuries and which can be compared to the attitudes of other European states. It is precisely because this long‐lasting, consistent set of ideas and behaviours is coming apart that it is urgent to put it in the perspective of its own historical development. After some general remarks on the particular part played by France on the European geopolitical checkerboard, the fate of the ‘special relationship’ between France and Africa, as a dramatic case study of the widening gap between the traditional imperial stance and newly emerging realities, is considered. The third aspect of this reflection is an analysis of the original characteristics of the European Union in terms of international relations and the impact of this new context on the evolution of the French state. 相似文献
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A significant change in trends regarding energy prices (in particular oil) has taken place in 2003 at the beginning of the Iraq War. It has revealed a very strong tension between oil prices on the one hand and the relationship between global oil supply and demand on the other. The strong growth rates of emerging economies up to 2008 have generated a very sharp increase in oil prices. The temporary economic recession of 2008-2009 has resulted in turn into a significant decrease of oil prices, down to a level which remained, however, twice as high as that of early 2003. With the economy recovering from the recession, it is highly probable that energy prices will continue to increase and that Europe will be confronted with high energy prices in the coming decades. Against this general background, two scenarios have been elaborated which differ mainly by the time of occurrence of oil peaking.1 The differences between the scenario hypotheses are therefore differences of context in relation to exogenous factors. Policies are also considered in the scenarios, but they are not at the forefront and their impact is considered as limited in relation to that of exogenous factors.The first scenario “Europe in a context of high energy price” assumes that the process of oil peaking will not take place before 2030, but that oil price increase will nevertheless be sustained and substantial until then. Numerous adjustments will have to be made in the economy and their territorial impacts will be significant (less polycentricity, more compact cities, decline of the importance of road and air transport). The second scenario “Europe after oil production peaking” assumes that oil production will peak around the mid-2010s (followed by gas production peaking around 2025), despite significant investments to increase production. In a context of steadily growing oil and gas demand, Europe will be confronted with serious economic difficulties. The territorial impacts will be different from those suggested by the first scenario, with stronger pressure put on rural areas and a loss of attractiveness of large cities related to increasing unemployment and social tensions. In both scenarios, the countries of central and eastern Europe will be more severely hit by the new energy context.The scenarios were elaborated in 2005 and slightly reviewed in 2009 in order to take account of the impacts of the economic recession in Europe and of the growing concerns about climate change. 相似文献