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Cross-section data for the US are used to estimate the effects of anti-abortion activity on the demand and supply of abortion services in 1992. Empirical results show that anti-abortion activity had a signi~cant negative impact on both the demand and supply of abortion services. Using estimates from a two-stage least-squares estimation of demand and supply, anti-abortion activities (measured as picketing with physical contact or blocking of patients) have decreased the market equilibrium abortion rate by an estimated 19 percent and raised the price of an abortion by approximately 4.3 percent. Taken together, the empirical results show that anti-abortion activities have been successful in making abortion services scarcer.  相似文献   

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Labour Geography: A Work in Progress   总被引:3,自引:0,他引:3  
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This paper provides an empirical investigation of misconducts in contests based on data from European football. We extend previous studies by differentiating between dissents with the referee and misconducts directly aimed at sabotaging the competitor. We find that sabotage is more likely committed by teams with lower ability. Dissent is more likely to be shown by teams lagging behind in score and by away teams. We further find that captains engage more in sabotage during important matches and challenge referees' decisions immediately after sanctions of teammates. Finally, we also observe a deterrence effect of sanctions on all types of misconduct.  相似文献   

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This study develops an expressive understanding of shareholder dissent. In this view, shareholder dissent is not only about the voting outcomes of proposals put to the vote, but also expresses an evaluation of the firm's corporate governance set‐up. We hypothesize that shareholder dissent expresses an agency theoretical evaluation of corporate governance, but that the degree to which the capitalist system of a country is a coordinated market economy (CME) leads shareholders to evaluate corporate governance more in team production terms. We test our theoretical model using multilevel techniques on a sample of 12,513 proposals voted on in 717 firms listed in 15 Western European countries and find support for our predictions. Our study not only contributes to a better understanding of the corporate governance role of shareholder dissent, but also shows that what shareholders express through dissent differs across national contexts.  相似文献   

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文章从新疆物流产业发展趋势、货物周转量与GDP和物流业产值与GDP三个方面进行分析,实证新疆物流产业发展对区域经济的贡献,并提出促进新疆物流产业健康发展、推动物流产业与区域经济协调发展的相关建议。  相似文献   

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Laws addressing harassment at work have evolved considerably since court systems first recognized that (sexual) harassment is illegal. Now, managers must worry about protected classes other than sex (e.g., race, age, etc.), and the effects of harassment on bystanders as well as victims (i.e., ambient harassment). Understanding these newer conceptualizations of workplace harassment is critical for mangers dealing with an increasingly complex array of possible work environments, only some of which are illegal. Toward this end, we present a taxonomy of eight possible work environments, created by parsing the legal definition of sexual harassment (i.e., the first-recognized type of hostile work environment). The taxonomy illustrates the evolution of law in this area, and highlights the multidimensional nature of workplace harassment. Also discussed are potential complications arising from how a reasonable person and a victim might interpret behavior. Managers using the taxonomy may better assess whether their work environments have crossed the line, or facilitate movement from less- to more-desirable work environments.
Kenneth J. DuneganEmail:
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黄莉 《价值工程》2010,29(17):162-163
在自然语言处理中,句法分析属于深层的分析处理。目前,其下层的词法分析技术已经基本成熟,其上层的语义分析则建立在句法分析的基础之上的,其位置及其关键,已经成为当前自然语言处理的一个瓶颈。本文对汉语的句法分析方法进行了简单的评述。  相似文献   

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SUMMARY. This paper reports results of a suryey on perception on industry/acadernia cooperatwe linkages, in particular, partner selection and managerial expectations from such partnership, and also potential diffculties involved in developing mtemgamzational alliances. The swey, conducted in Latin America, shows that intemational sbategic alliances are considered as a viable approach for academia to develop progrm leading to joint research, human resources exchange, and academic exchange, while for industry the cooperation represents the opportunity to build competitive advantage especially in domestic markets. However. the results also suggest that a number of obstacles need to be overcome.  相似文献   

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This paper unravels the relations between different categories of the informal economy and their spatial distribution in the geographical setting of Brussels. Micro perspectives (households as economic agents) and macro perspectives (the informal economy related to economic recession) are combined in order to deal with categories of informal activities which are homogenous in terms of their spatial logic. In the first part we review several classifications of informal economic activities and assess them in terms of their congruence with the distinctions of economic actors and spatial logic. The second part elaborates on the raisons d’être of three large categories of informal economic activities in relation to urban development and on the production environments of these activities in Brussels: the domestic sector and suburban development; economic recession and survival strategies in the inner city; and, finally, flexibility and informalization in urban light industry. Polanyi’s concept of modes of economic integration (market, redistribution and reciprocity) offers a powerful tool to understand informal economic activities as a set of interrelations between households and other economic actors in order to gain access to their living resources — Ce texte analyse les relations entre différentes catégories d’activités économiques informelles et leur répartition spatiale à Bruxelles. Les perspectives micro (les ménages en tant qu’agents économiques) et macro (l’économie informelle liée à la récession économique) sont combinées pour aboutir à des catégories d’activit’és’économiques informelles homogènes en termes de logique spatiale. Dans une première partie nous considérons plusieurs classifications des activités économiques informelles pour évaluer au niveau théorique leur congruence avec les types d’acteurs et les logiques spatiales. La seconde partie décrit les raisons d’? tre de trois grandes catégories d’activités économiques informelles et les met en relation avec le développement urbain et leurs milieux de production à Bruxelles. On distingue ainsi le secteur domestique liéà la péri-urbanisation, les stratégies de survie liées à la récession dans le centre-ville et la flexibilité et l’informalisation de l’industrie urbaine. Le concept de modes d’intégration économique de Polanyi (échange marchand, redistribution et réciprocité) constitue un outil d’analyse efficace pour comprendre ces activités économiques informelles en tant que combinaisons précises d’interrelations entre ménages et autres acteurs économiques permettant aux premiers d’accéder à leurs moyens d’existence.  相似文献   

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This article traces the movement of the concept of ‘defensible space’ from New York City in the 1970s, where it was developed by the Canadian architect/planner Oscar Newman, to London in the 1980s and into design interventions in British public housing in the 1990s, through British geographer Alice Coleman, who acted as an especially powerful transfer agent. In focusing on this urban design ‘concept’ on the move we contribute to existing scholarship on policy mobility and city building in a number of ways. First, we explore an instance of the movement/mobility of a planning concept in a historical period (the recent past) largely overlooked to date. Secondly, we demonstrate that this movement was the result of a disaggregated series of expert knowledge transfers and localized translations of pre‐policy expert knowledge, generated through university‐based research work and networks. We theorize this instance of urban planning mobility by way of the interlinked insights offered by the sociology of science and policy‐mobilities literatures. As this is an instance of university research shaping public policy it also offers an opportunity to reflect upon the meaning of ‘evidence‐based policy’ and the impact agenda in contemporary higher education.  相似文献   

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This article seeks to contribute to the debate on the proposal to decentre urban theory and to develop postcolonial urban studies, and on the related issue of the geography of the production and circulation of knowledge. It focuses on how scholars writing about post‐socialist cities explain why their sub‐field has so far contributed little to urban theory, and it proposes an alternativehistorically informed—perspective on the issue. Based on an analysis of the ties and exchanges that existed between urban studies in Central and Eastern Europe and ‘West‐based' urban theory and research during the state‐socialist period, this article argues that the recognized current position of research on post‐socialist cities in relation to international urban scholarship has important historical parallels with the period prior to 1989. The article thus underlines the need to include a historically informed analysis of geography of knowledge production in critical thinking about urban theory and in the project of cosmopolitan urban studies. The capacities of researchers in different localities to contribute to this project are various and shaped by the history of the discipline. The conditions and perspectives in and from which researchers contribute to urban theory should therefore be taken into account if the project of cosmopolitan urban studies is to succeed.  相似文献   

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In a model à la Venables of 1996 Venables, A. J. (1996) Equilibrium locations of vertically linked industries, International Economic review, 37, 341359. doi: 10.2307/2527327[Crossref], [Web of Science ®] [Google Scholar], we distinguish two kinds of intermediate goods: complex goods that entail endogenous coordination costs, and simple goods that do not. Coordination costs depend on geographical distance and the number of intermediate goods used in the production process. In the final stage of integration, there are two possible spatial configurations: (1) a symmetric configuration and (2) a partial core–periphery equilibrium, comprised of a core region that produces the final and complex intermediate goods, and a periphery that produces simple intermediate goods. We discuss some policy implications of this multiple-equilibria outcome.

Les coûts de coordination et la géographie de la production  相似文献   

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马吉英 《中国企业家》2012,(17):57-70,56,18
小步快走,量力而行,尊重理解,而且,像阿甘一样跑下去是万向在海外的立足之本没想到梦寐以求的机会来得这么快,年近古稀、头发花白的万向集团董事局主席鲁冠球按捺不住内心的狂喜。他身着白衬衣、深色西裤,快步走进集团杭州总部会议室,迫不及待地和我们分享了那个让他喜形于色的好消息:你们听说了吧?美国那边今天又公布了!这一天是8月17日,同一时刻,一万公里外的美国伊利诺伊州爱琴市,机场高速路88号,万向美国公司高级管理层也处于兴奋之中。电池制造  相似文献   

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