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241.
In studying the complex determinants of human fertility, social scientists have given little attention to population density,
although reproduction has been shown to be density-dependent for a wide variety of other species. Using fixed effects models
on the time series of 145 countries and controlling for key social and economic variables, we find a consistent and significant
negative relationship between human fertility and population density. Moreover, we find that individual fertility preferences
also decline with population density. These findings suggest that population density should be included as a variable in future
studies of fertility determinants.
相似文献
Wolfgang LutzEmail: |
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Mhairi Mackenzie Lisa Bradley Nicky Stanley Maria Gannon Deborah Barton Katie Cosgrove Ellie Conway Gene Feder 《Social Policy & Administration》2019,53(3):449-463
Normalisation Process Theory (NPT), used nationally and internationally to explore implementation within health services research, is used for the first time within policing to understand profound policy implementation failure and to generate broader discussion of policy implementation theory. The policy in question (Police to Primary Care [P2PC]) was an intervention designed to notify GPs when women are assessed by police as at high risk of future domestic abuse. Designed to improve interagency communication, it took place amidst radical organisational change. Using qualitative interviews with domestic abuse specialist and frontline officers, this paper addresses how NPT helps to explain the (non)implementation of P2PC, how such an analysis differs from other policy implementation approaches, and what this means for our understandings of policy implementation more broadly. NPT proved useful in understanding mechanisms leading to (non)implementation of the intervention: fuzzy alignment with existing practice, faulty communication of purpose, and inattention to discretionary implementation spaces. It helped us understand why the intervention came to be invisible. Dwarfed by its organisational context, made institutionally hard to read by a lack of formal protocols, and given restricted view to police officers, it was compromised by a failure to instigate systems of organisational learning. More broadly, NPT helped reveal practices intersecting top‐down and bottom‐up implementation theory. The paper concludes by asking how NPT and theories of street‐level bureaucracy might be better used in tandem and, particularly, how this might help explorations of policy implementation where human actors are joined by technological actors in interpreting and making policy in vivo. 相似文献
244.
Ana Maria Takahashi Shingo Takahashi Thomas N. Maloney 《The Social Science Journal》2018,55(3):245-272
To understand differences in labor market outcomes between genders, economists must examine a complex array of potentially significant factors, such as institutional context, productivity differences, child-bearing and home production, and bargaining behavior. Many of these factors are not well captured by standard data sources. We use a new survey of academics in Japan to better understand the sources of gender pay differences. We find a 6% pay gap which persists when we control for research productivity, despite an institutional context shaped by explicit salary tables. We do not find a motherhood wage penalty, and the gender salary we document is not affected by differences in outside job offers. 相似文献
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Charles B. Hennon Allen Jones Maria Roth Livia Popescu 《Journal of Family and Economic Issues》1998,19(3):235-253
It is argued that family business enterprises can be an adaptive response to the transformations that recently have characterized Eastern and Central Europe. Family-centered initiatives are important for sustainable socioeconomic development. In this article, a family-enterprise incubator scheme for the stimulation of family and socioeconomic development is discussed. This approach incorporates resources, services, and supports beyond those conventionally offered. 相似文献
247.
Bonuses in the finance sector may be based on too short time intervals for environmental and social factors to be taken into account in investment decisions. We report two experiments to investigate whether investors prefer short-term to long-term bonuses. In Experiment 1 employing 27 undergraduates, preferences were measured for four short-term certain bonuses, evenly distributed across a time interval, and one certain long-term bonus at the end of the time interval. A majority chose the short-term bonuses, and in order for the long-term bonus to be equally preferred it had to be about 40% higher than the four added short-term bonuses. Experiment 2 employing another 36 undergraduates introduced outcome uncertainty that more accurately reflects the choices stock investors face. The participants again choose between a long-term bonus and four distributed short-term bonuses. It was shown that uncertainty made more participants prefer the long-term bonus to the added short-term bonuses than when the outcome was certain. A smaller increase of the long-term bonus of about 20% was now required to make it equally attractive as the four added short-term bonuses. 相似文献
248.
Maria Amérigo Mireya Palavecinos Juan A. García Francisca Román Ítalo Trizano-Hermosilla 《Revista de Psicología Social》2017,32(1):136-163
By adopting a multidimensional approach to environmental attitudes (apathy, anthropocentrism, connectedness and emotional affinity with nature), this study explores the relationships between these dimensions, social dominance orientation (SDO) and political orientation. Two hundred and sixty-two Chilean university students filled out an ad hoc online questionnaire. Two confirmatory factorial analyses showed the four typologies of environmental attitudes and the two factors for SDO, which are labelled group dominance and opposition to equality. Through hierarchical regressions, group dominance showed higher explanatory power of environmental attitudes than political orientation. Furthermore, using the bootstrap procedure we showed that group dominance mediated between political orientation and attitudes of apathy, anthropocentrism and connectedness, while opposition to equality mediated between apathy and emotional affinity. We conclude that SDO is an important variable for measuring political ideology while also providing new nuances when analysing the relationships with environmental attitudes. 相似文献
249.
This overview of an online degree programme aims to develop a concrete illustration of an exploding array of courses and programmes. The approach at the Ethel Percy Andrus Gerontology Center, at the University of Southern California, seeks to address a targeted audience and to build on the special strengths and more unique degree programmes of the University. 相似文献
250.
The 4-A Framework suggests that all inclusive education systems must be available, accessible, acceptable and adaptable. South Africa is committed to establishing an inclusive education system that does not exclude students with disabilities. South African university disability policies translate the imperatives of the United Nations Convention on the Rights of Persons with Disabilities into institutional mandates that govern the implementation of inclusive education. The aim of this study was to determine to what extent disability policies at South African research-intensive universities addressed the markers contained in the 4-A Framework. The framework was reworked and operationalised for the higher education context, and expanded to include a fifth marker, namely affordability. A deductive thematic analysis, using a protocol based on the five markers, was used to analyse these policies. Results indicate that, of the five markers, affordability was not sufficiently addressed. Various disclaimers also limit policy provisions related to other markers. 相似文献