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Big data is increasingly the cornerstone on which policy making is based. However, with potential benefits and applications come challenges and dilemmas. In this set of symposium articles, authors examine the promise and problems of big data, exploring associated prospects, risks, parameters, and payoffs from a variety of perspectives. The articles address myriad challenges in the handling of big data sets, such as collection, validation, integrity, and security; ontological issues attending data analytics and conceptual transformations; the foundations of big data collection for social science research; the gap between the acquisition of data and its use to advance discovery and innovation; the costs and benefits of using big data in decision making and analysis; and, finally, related problems of privacy, security, and ethics. Issues such as these will continue to arise with increased use of big data as fundamental to policy making and governance in today's growing information society.  相似文献   

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The technique of environmental impact analysis (EIA) was developed initially in the United States in response to a requirement of the National 15nvironmental Policy Act of 1969. Now adopted with variations in at least 3 0 countries antf by the European Community, EIA has proved to be a va1ua't)le component of a group of related techniques for discovering and projectirig the probable consequences of proposed action. In pursuit of iriprovenicnt in analytic technique, however, the policy rationale for EIA has too oftcii been obscured. EIA depends for full effectiveness upon in- tcgration into the policy-making process. Separated from commitment to environmental policy objectives, El.4 IS at risk of becoming redundant paperwork.  相似文献   

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Economic perceptions affect policy preferences and government support. It thus matters that these perceptions are driven by factors other than the economy, including media coverage. We nevertheless know little about how media reflect economic trends, and whether they influence (or are influenced by) public economic perceptions. This article explores the economy, media, and public opinion, focusing in particular on whether media coverage and the public react to changes in or levels of economic activity, and the past, present, or future economy. Analyses rely on content‐analytic data drawn from 30,000 news stories over 30 years in the United States. Results indicate that coverage reflects change in the future economy, and that this both influences and is influenced by public evaluations. These patterns make more understandable the somewhat surprising finding of positive coverage and public assessments in the midst of the Great Recession. They also may help explain previous findings in political behavior.  相似文献   

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Is there a significant relationship between military structure and political liberalization? If so, can military structure and organization be manipulated to influence the process of democratization for the purpose of enhancing inter-state peace? To test the implications of these questions, I will investigate a decidedly contentious premise. Military factors traditionally considered destabilizing in the international environment (to include large, well-trained armed forces organized for offensive or out-of-country operations) have, at critical junctions in the Western experience, had a distinctly positive impact on the emergence and maintenance of the liberal democratic state. If this is indeed the case, and liberal democracy can be shown structurally and normatively to produce inter-state peace, then the preferred policy of peace-desiring states should be to promote and implement military reform at home and abroad that most efficiently generates democratic structures and values, regardless of intuitive fears of international instability. In short, I will argue that if liberal democratic states do not go to war with each other, then the size, proficiency, and strength of their military forces should not be a security dilemma issue.  相似文献   

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Abstract

Recent years have seen major advances in the comparative study of federalism and a growing literature on decentralization in Africa, but there has been surprisingly little systematic comparison of African federalism. This article explains several commonalities in the origins and operation of Africa's three main federal states: Ethiopia, Nigeria and South Africa. Each country used ‘holding-together’ federalism in order to accommodate ethnic pluralism. Each country—especially Ethiopia and South Africa—also experienced several key centripetal forces: dominant governing parties, top-down state administration and high degrees of fiscal centralism. Federalism mattered in offering accommodative decentralization, but in its operation subnational governments have limited autonomy because of these interlocking centralizing features. This African variant of federalism can have certain salutary features, even as it precludes the possibility of many of the theorized advantages of federalism that are predicated on real subnational autonomy.  相似文献   

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