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This paper develops an analytical framework to depict the heterogeneity that characterises the role of board chair and demonstrate the potential variability in how chairs operate boards and exercise power and influence on strategy, control and resource related tasks at board level. Theories of power and influence, as applied to top management teams and boards of directors, are explicated within the context of contemporary governance practices that are establishing the role of the board chair as distinct to that of the chief executive officer. Specifically, the paper maps sources of power and varying contemporary chair practices, including chair nomenclature (i.e. executive vs. non-executive chairs), chair origin (insider vs. outsider) and chair time (full-time vs. part-time). A number of theoretical chair-power models emerge from this analysis and are subject to empirical analysis using data collected from 160 chairs of 500 FTSE-listed companies. Theoretically and empirically, the paper complements structural approaches to studying boards with attention to behaviour on boards. By linking board structure, board process and the exercise of influence, the study reveals both differences amongst chairs in how they run the board, but also that chairs’ differ in the influence they exert on board-related tasks. Full-time executive chairs exert their greatest influence in strategy and resource dependence tasks whereas part-time, non-executive chairs seem to exert more influence over monitoring and control tasks.  相似文献   
43.
Martina Löw 《Soziologie》2005,34(2):219-222
Ohne Zusammenfassung  相似文献   
44.
In this article, we present and explain a bio-psycho-social model of successful aging with subjective well-being as a criterion of a successful aging process. We focus on physical activity because it is a crucial behavior. Physical activity can support successful aging in two different ways: first, due to its physiological and cognitive effects, and Second, an older person can enhance subjective well-being (SWB) while being physically active. The model points out that an older person can regulate SWB. To do this, an older person should set and pursue personally and culturally valued goals. The strength of the association between setting a goal and goal pursuance, respectively, and SWB depends on the extent a person is able to satisfy psychological needs (autonomy, competence, relatedness). But, the decision as to which goal will be set and pursued does not belong to the older person exclusively. The bio-psycho-social model explains that the chance to enhance SWB is restricted by personal dispositions (e.g., physiological constitution, psychological factors) and social–structural constraints (e.g., predominant stereotype of aging, facilities especially for target groups). Funding credit: Landesstiftung Baden Württemberg gGmbH [Landesstiftung Foundation]  相似文献   
45.
Supervision as further education of vice-headmasters Our offer of further education aims at an improvement of executive activities of viceheadmasters. With the help of their first experiences with our concept they’ll become acquainted with the various processes of change in schools and can use it as an opportunity to support them. That’s our contribution to the development of the executive personnel in the schools of Sachsen-Anhalt.  相似文献   
46.
Les caricatures éditoriales forment un métalangage pour parler de l'ordre social. Elles créent des mondes imaginaires qui permettent une nouvelle perspective sur le monde actuel en renversant certains de ses traits. Les dessins de Len Norris sur le bilinguisme montrent un monde carnavalesque. Dans les légendes ses personnages offrent des commentaires sur notre monde et captent le parcoureur, qui doit avouer que ces bouffons ont remarqué ce qui nous avait échappé. Les optiques sémiologiques de Greimas et d'Angenot permettent d'éclairer et de situer le modèle linguistique de Norris, et son avertissement qu'une nouvelle lingua franca fédérate est en train de remplacer symboliquement et le français et l'anglais. Editorial cartoons are a metalanguage for discourse about the social order. They create imaginary worlds which allow a fresh perspective on the present world by inverting certain of its features. Len Norris' cartoons on bilingualism portray a zany imaginary world, whose characters comment in the captions on our world and trap the skimmer into admitting that these fools have noticed something which we have missed. Greimas' and Angenot's semiotic approaches serve to elicit and situate Norris' elaborate model of language skills, and his message about the symbolic replacement of both French and English by federal bilingualese.  相似文献   
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Objective. Since the early 1970s, income inequality in the United States has increased dramatically. We examine the impact of state lotteries on income inequality in the American states from 1976–1995. Methods. We use cross‐sectional time‐series data to evaluate the effect of lotteries as well as those of other state tax policies, redistributive programs, and demographic factors on income inequality. Results. We find that state lotteries foster income concentration. Ceteris paribus, states with lotteries have higher levels of income inequality than those states without a lottery. We also find that additional demographic and policy factors have an impact on income inequality in the states. Conclusions. One of the most important policy‐oriented determinants of income inequality is the lottery and a significant portion of the increase in income inequality over our two‐decade time period is attributable to the increasing prevalence and popularity of state lotteries.  相似文献   
49.
North American problems in coming to terms with the management of the semi-arid Plains environment are well known. Less documented are those of Argentina's equivalent on the fringe of the Humid Pampas. Argentine agricultural aid and research has been focussed on the Humid Pampas, and little understanding of the special problems of the dry zone is apparent. Issues of production and conservation are in urgent need of attention. In addition to the limits posed by the natural environment, a number of human factors affect the ability of ranchers to produce from the dry lands. In a field study of the Caldenal, some indications are that the factors are different from other environments in Latin America. Large properties are not less productive per hectare than small, and standard technology does not guarantee good results from ranching. Tenant farming is not a problem, but there is an impoverished group, those ranchers without other means of earning a livelihood. A recommendation is for encouragement to be given to larger ranch units, and for more research into relevant technology, which is likely to include conservationist measures, whose introduction to the ranches should be financially supported.  相似文献   
50.
This article examines causes of product‐line diversification in the largest 200 U.S. corporations between 1986 and 1996. The analysis shows that some corporations decreased their level of diversification. However, in contrast with previous studies, other corporations became more diversified. Change in the number of first‐level subsidiaries and the value of mergers and acquisitions influenced corporate diversification. In contrast with the multidivisional form, the organizational characteristics of the multilayer‐subsidiary form give management greater capacity to socialize capital, pursue mergers and acquisitions, and manage a large and diversified corporation. This multilayer‐subsidiary form limits the managerial problem of bounded rationality by organizing product lines and product groups in legally independent subsidiary corporations that are embedded in their respective markets.  相似文献   
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