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51.
Transport infrastructure consumes a large fraction of the development assistance envelope. Yet procedures for evaluating transport infrastructure projects are typically ad-hoc. This paper proposes an approach to assess the differential impacts of alternative investment proposals in data constrained environments where conducting reliable impact analyses is difficult. We first demonstrate a technique for estimating the cost of transporting products to markets. We then estimate the impact of improving the road network on economic activity. Finally, we perform simulations to demonstrate a methodology for prioritising alternative investments. The analysis demonstrates a pragmatic, though rigorous, approach for assessing transport infrastructure benefits.  相似文献   
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Empirical and conceptual literature in the United States and Western Europe provides robust evidence of victimization as a risk factor for juvenile offending and parental monitoring as a protective factor. The current study examines relationships among victimization, monitoring, and offending using a sample of youth from Bosnia and Herzegovina (BiH). Findings indicate monitoring has a protective effect, victimization increases risk, monitoring level moderates the effect of victimization on offending, and moderation effects vary by age and gender. Discussion of findings identifies implications for efforts in BiH to develop a comprehensive strategy for preventing and responding to juvenile offending.  相似文献   
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This article examines the new offence of inciting religious hatred under the Racial and Religious Hatred Act 2006. A historical analysis of existing provisions aimed at legislating against racial hatred and blasphemy is adopted, in order to determine whether the creation of this new offence is justified and necessary. We conclude that although the new offence may fulfil an important symbolic role in a post September 11th environment, in its current form the legislation has not taken sufficient account of the precedent of racial hatred and blasphemy laws, or of more general questions about the criminalisation of hatred.  相似文献   
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Tougher sanctions for drunk driving have often been advocated as a means to reduce this problematic behavior. In a test of administrative per se laws as a specific deterrent, the impact of introducing such laws is evaluated by examining reconviction rates of offenders before and after implementation of the Jaw in three states (North Dakota, Louisiana, and Mississippi), with comparisons made to a fourth state during the same time period that did not implement an administrative per se law (California). Recidivism is analyzed using survival models. The results indicate that administrative per se laws reduce rates of reconviction in some situations but not in others. In particular, if implementation of the law is accompanied by changes in overall rates of license actions, the specific deterrent effects of the law may be outweighed by the increased efficiencies of this judicial process.  相似文献   
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Internationally shared basins supply 60 % of global freshwater supply, are home to about 1/3 of the world’s population, and are focal points for interstate conflict and, as importantly, cooperation. To manage these waters, states have developed a large set of formal treaties, but until now these treaties have been difficult to access and systematically assess. This paper presents and makes publicly available the assembly and organization of the largest known collection of transboundary water agreements in existence. We apply for the first time a “lineage” concept to differentiate between independent agreements and groups of legally related texts, spatially reference the texts to a global basin database, and identify agreement purposes, goals and a variety of content areas. The 688 agreements identified were signed between 1820 and 2007 and constitute 250 independent treaties which apply to 113 basins. While the scope and content varies widely, these treaties nominally govern almost 70 % of the world’s transboundary basin area. In terms of content, treaties have shifted from an earlier focus on regulation and development of water resources to the management of resources and the setting of frameworks for that management. While “traditional” issues such as hydropower, water allocation and irrigation are still important, the environment is now the most commonly mentioned issue in treaty texts. Treaties are also increasingly likely to include data and information sharing provisions, have conflict resolution mechanisms, and include mechanisms for participation beyond traditional nation-state actors. Generalizing, treaties have become more comprehensive over time, both in the issues they address and the tools they use to manage those issues cooperatively.  相似文献   
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Nash JM 《Time》2002,160(10):46-53, 55
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