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1.
This paper departs from the Tullock cost paradigm that views competition for monopoly privilege as a welfare-inimical process that wastefully dissipates preexisting producers' surplus and, occasionally, leads to inefficient increases in costs and counterproductive uses of scarce resources. The potential availability of rent-seeking may bring about the elimination of inefficient regulatory regimes that retard or prevent the introduction of cost-reducing innovations. Air quality management is but one area in which innovation rent-seeking holds promise for concrete welfare gains. Researchers may wish to focus on institutional mechanisms designed to overcome the transactions costs and free rider disincentives to the formation of a coalition to seek innovation rents. An example of such a mechanism might be a joint venture that requires all venture members to engage in lobbying and to contribute to collective research efforts. These unaddressed questions await future research.The authors are grateful for the insightful comments of Gordon Tullock, Robert D. Tollison, Michael T. Marlow and J.R. Clark. The usual caveats apply. The views expressed herein are solely those of the authors and should not be taken to represent the views of their employers. 相似文献
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Lucy M. Abbott 《Democratization》2018,25(1):178-184
This article offers an overview of the literature on international democracy promotion in relation to the Middle East and North Africa (MENA). It draws on the criteria of process tracing to evaluate the mechanisms, processes and episodes of democratization associated with international democracy promotion in the region. It finds that the literature lacks a clear account of how international democracy promotion relates to conditions for democratization and could pay greater attention to the role of media in either supporting or counteracting democracy promotion activities which impact democratization processes in the region. 相似文献
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Pamela Qualter Ruth Hurley Alice Eccles Janice Abbott Michel Boivin Richard Tremblay 《Journal of youth and adolescence》2018,47(7):1385-1397
Adolescents who do not conform to weight ideals are vulnerable to disapproval and victimization from peers in school. But, missing from the literature is a prospective examination of weight status and feelings of loneliness that might come from those experiences. Using data from the Québec Longitudinal Study of Child Development, we filled that gap by examining the prospective associations between loneliness and weight status when the sample was aged 10–13 years. At ages 10, 12, and 13 years, 1042 youth (572 females; 92% from French speaking homes) reported on their loneliness and were weighed and measured. Family income sufficiency was included in our analyses given its relationship with weight status, but also its possible link with loneliness during early adolescence. The findings showed that (1) weight status and loneliness were not associated concurrently; (2) weight status predicted increases in loneliness from ages 12 to 13 years; and (3) loneliness predicted increases in weight from ages 12 to 13 years among female adolescents, but weight loss among male adolescents. The fact that loneliness was involved in weight gain for females suggests that interventions focused on reducing loneliness and increasing connection with peers during early adolescence could help in reducing obesity. 相似文献
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As a new world economy emerges what is being learned about the accompanying phenomenon of administrative corruption? To probe this question we combine study of current developments in China with prevailing theories of corruption. The administrative corruption experience, as it has unfolded during the economic development thrust of the Deng reform era, is described and analysed in a comparative context. In specifically interjecting the American experience we suggest that a balanced control response to corruption —rather than an elimination focus—could be a fruitful avenue for policy and research, and that informal, social approaches to corruption control are pregnant with possibilities. China's experience offers a significant opportunity to push the margin of wisdom on these issues as they relate to economic and political development. 相似文献
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James J. Mazza Charles B. Fleming Robert D. Abbott Kevin P. Haggerty Richard F. Catalano 《Journal of youth and adolescence》2010,39(6):579-593
Few studies have examined risk factors of childhood and early adolescent depressive symptomatology trajectories. This study
examined self-report depressive symptomatology across a 6-year time period from 2nd to 8th grade to identify latent groups
of individuals with similar patterns of depressive phenomena in a sample of 951 children (440 girls, 511 boys). Analyses,
using semiparametric group modeling (SGM), identified 5 trajectory groups for girls and boys: low depressed stables, low depressed
risers, mildly depressed stables, moderately depressed changers, and moderately depressed risers. Individual risk factors,
with the exception of shy/withdrawn behavior, were significantly different across trajectory group membership for boys and
girls, as was low-income status for boys. Boys in the low depressed and mildly depressed stable trajectory groups had significantly
higher levels of antisocial behavior, attention problems, and lower social competency compared to girls in similar groups.
These results suggest that universal prevention programs implemented in early elementary school that target selected risk
factors may be helpful in reducing future adolescent mental health problems, specifically depressive symptomatology. 相似文献
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Political Behavior - The original version of this article unfortunately contained a mistake. The gender dummy variable was mistakenly coded in reverse order. The interpretation treated it as (0 =... 相似文献
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Despite the 1994 genocide there has been annual growth in Rwanda every year since 2000. Poverty has decreased; while the MDG target of 23.8% is unlikely to be met by 2015, the future looks hopeful. The goal of reducing hunger is measured by underweight children – already down to target – and extreme poverty – likely to hit the target. Key to success is reducing dependency on the land, but a majority of the population still depend on their farm or plot. However, hitting targets for reducing poverty is not the same thing as abolishing it, and achieving targets does not necessarily solve problems. 相似文献