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941.
This study combines two topics of contemporary salience for public administration: social enterprise and governance networks. While operating at different levels, both are institutions which attempt to draw together the three pillars of state, market, and civil society. Nevertheless, the respective literatures focus on particular aspects of the three pillars. We connect the two concepts and suggest that some social enterprises can act as the institutional glue of networks due to their ability to benefit organizations in each of the three sectors. This requires social enterprises to have the managerial capacity to diffuse social know-how, and is facilitated by the trust of other organizations and a supportive policy framework. The links are explicated at the conceptual level before providing evidence from South Korea and the UK. Finally, research propositions are offered, which suggest new avenues for future research. 相似文献
942.
Is Probability the Only Coherent Approach to Uncertainty? 总被引:1,自引:0,他引:1
Mark Colyvan 《Risk analysis》2008,28(3):645-652
In this article, I discuss an argument that purports to prove that probability theory is the only sensible means of dealing with uncertainty. I show that this argument can succeed only if some rather controversial assumptions about the nature of uncertainty are accepted. I discuss these assumptions and provide reasons for rejecting them. I also present examples of what I take to be non-probabilistic uncertainty. 相似文献
943.
Governments sometimes characterize torture as an indispensable interrogation tool for gathering strategic intelligence. In this article, we review the relevant social scientific research on the effectiveness, impact, and causes of torture. First, we summarize research on false confessions and examine the relevance of that research for torture-based interrogations. Next, we review research on the mental health consequences of torture for survivors and perpetrators. Finally, we explore the social-psychological conditions that promote acts of cruelty (such as those seen at Abu Ghraib) and examine the arguments typically offered to justify the use of torture. We argue that any hypothesized benefits from the use of torture must be weighed against the substantial proven costs of torture. These costs include the unreliable information extracted through interrogations using torture, the mental and emotional toll on victims and torturers, loss of international stature and credibility, and the risk of retaliation against soldiers and civilians. 相似文献
944.
Objectives. Conventional theory regarding externalities and personal choices implies that in the absence of negative externalities, there is no economic rationale for government to regulate or ban those choices. We evaluate whether legally recognizing (or prohibiting) same‐sex marriage has any adverse impact on societal outcomes specifically related to “traditional family values.” Methods. Using data from 1990 to 2004 in the U.S. states, with statistical controls appropriate for the particular model, and with fixed effects, we test the claim of the Family Research Council that same‐sex marriage will have negative impacts on marriage, divorce, abortion rates, the proportion of children born to single women, and the percent of children in female‐headed households. Results. We find no statistically significant adverse effect from allowing gay marriage. Bans on gay marriage, when they are not overturned, appear to be associated with a lower abortion rate and a lower percentage of children in female‐headed households. However, allowing gay marriage also shows the same or stronger associations. Conclusions. The argument that same‐sex marriage poses a negative externality on society cannot be rationally held. Although many might believe that this conclusion is so obvious that it does not warrant testing, many politicians use this argument as a fact‐based rationale to legitimize bans on same‐sex marriage. 相似文献
945.
Objective. Anti‐Americanism has been subjected to minimal statistical analysis. Further, scant attention is paid to what constitutes anti‐Americanism for Americans. The objective of this article is to measure Americans' perceptions of anti‐Americanism. Methods. Using a range of quantitative methods, including Pearson's correlation coefficient, Shannon's entropy measure, and Cohen's d statistics, we measure students' evaluations of editorial cartoons after 9/11. Twin measures of message and equity, along with participant and cartoon variables, are used to calibrate anti‐Americanism in Spanish and U.S. editorial cartoons. Results. Our results indicate that message ratings, that is, anti‐ or pro‐American, were more dependent on the nature of the cartoons than of the participants. White males rated these editorial cartoons as more equitable than other participants. The study shows that Spanish cartoons were rated significantly more anti‐American. Conclusion. The article concludes that the use of U.S. icons is key to seeing anti‐Americanism, along with gender, race, and origin of cartoon. 相似文献
946.
947.
Mark Schneider Jonathan W. Leland Nathaniel T. Wilcox 《Journal of Risk and Uncertainty》2018,57(2):133-151
In his exposition of subjective expected utility theory, Savage (1954) proposed that the Allais paradox could be reduced if it were recast into a format which made the appeal of the independence axiom of expected utility theory more transparent. Recent studies consistently find support for this prediction. We consider a salience-based choice model which explains this frame-dependence of the Allais paradox. We then derive the novel prediction that the presentation format responsible for reductions in Allais-style violations of expected utility theory will also reduce Ellsberg-style violations of subjective expected utility theory. This format makes the appeal of Savage’s “sure thing principle” more transparent. We design an experiment to test this prediction and find strong support for such frame-dependence of ambiguity aversion in Ellsberg-style choices. In particular, we observe markedly less ambiguity-averse behavior in Savage’s matrix format than in a more standard “prospect” format. This finding poses a new challenge for the leading models of ambiguity aversion. 相似文献
948.
Tebeau M 《Journal of social history》2010,44(2):327-350
Perhaps the world's first peace garden, the Cleveland Cultural Gardens embody the history of twentieth-century America and reveal the complex interrelations between art and place. This essay uses the Cleveland Cultural Gardens as a lens through which to explore how art and place have intersected over time. It explores how communities have negotiated questions of national, ethnic, and American identity and embedded those identities into the vernacular landscape. It considers how the particulars of place were embedded into a public garden and asks whether it is possible for public art to transcend its place—both in terms of geography and history. In some sense, the Gardens have transcended their place, but in others respects, their fortunes were bound inextricably to that place, to the economic, demographic, and cultural contours that shaped and reshaped Northern Ohio. As works of art, the Cleveland Cultural Gardens both have reflected the history of Cleveland and American industrial cities during the 20th century and revealed something of the dynamics that underscored the changing character of public art and gardens in American cities. 相似文献
949.
Using a subclass of the α-maximin expected-utility preference model, in which the decision maker’s degree of ambiguity and degree of pessimism are
each parameterized, we present a theory of religious choice in the Pascalian decision theory tradition, one that can resolve
dilemmas, address the “many Gods objection,” and address the ambiguity inherent in religious choice. Parameterizing both the
degree of ambiguity and the degree of pessimism allows one to examine how the two interact to impact choice, which is useful
regardless of the application. Applying this model to religious choice is a move beyond subjective expected-utility theory,
allowing us to show that a change in either the degree of ambiguity or the degree of pessimism can lead a decision maker to
“convert” from one religion to another. 相似文献
950.
Mark Ebden Armin Stranjak Stephen Roberts 《Journal of the Royal Statistical Society. Series C, Applied statistics》2010,59(1):163-173
Summary. We propose an approach for estimating the date of lost confidence of jet engines, which are devices with multiple components subject to disruption. A mixed Weibull distribution is estimated from a large data set subject to censoring at various times. Parametric uncertainty is derived analytically and mapped visually onto the functions of use in reliability theory, including the hazard function. We demonstrate the use of the method on a database of disruption times for components in 325 jet engines. 相似文献