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131.
The sociological research on transnational migration has blossomed over the past decade to become one of the most discussed ideas in the sociology of immigration and the discipline more generally. In this review, we draw attention to transnationalism research that includes elements of the life course perspective. We distinguish two ways that the life course approach can be integrated with research on transnationalism: Research that examines the unique transnational aspects of a single life stage, and research that considers transnational trajectories and transitions as individuals move through two or more life stages. We propose that more explicit attention to the life course in transnational research will lead to interesting and enlightening new research directions. 相似文献
132.
Does the prospect of a legalization programme in the US increase unauthorized immigration from Mexico? The logic of the moral hazard of legalization suggests that providing lawful status to undocumented immigrants has the unintended effect of incentivizing further unauthorized immigration. However, we argue and show that concerns about the moral hazard of legalization may be overstated. We conceptualize our argument using two distinct temporal dimensions: a concurrent dimension and a prospective one. Our analysis of the 2007 Mexican Migration Field Research Program (MMFRP) survey provides evidence supporting our arguments. The data show that knowledge regarding a prospective legalization programme in the US does not increase the intent to migrate among prospective migrants. Our results hold when accounting for a range of potential confounding factors, across several multivariate model specifications, and also when analysing comparable respondents who are matched using propensity score matching (PSM) techniques. 相似文献
133.
This study examined whether the development of happy victimizing (HV) from early to middle childhood predicted prosocial and aggressive behaviors 3 years later. Participants included 150 children (50% female, Mage at study onset = 4.53 years) and their parents at four annual time points. At each time point, semi-structured interviews were conducted to assess children's emotional expectations after committing hypothetical transgressions. Child and parent reports of children's prosocial behaviors and aggression were provided at the beginning and end of the study. Children who experienced faster declines in HV reported higher prosocial behaviors 3 years later, controlling for initial levels of prosocial behaviors. Children who exhibited increases or lesser declines in HV reported higher aggression at the study end. The development of HV was not related significantly to parent reports of prosocial behaviors and aggression in middle childhood. Findings confirm theorizing on the normative developmental trajectory of HV and suggest that deviations in HV across early childhood may partially explain later behavioral adjustment. 相似文献
134.
Chi Song Wong 《统计学通讯:理论与方法》2013,42(8):3095-3115
The linear model Y - N(Xb, σ2∑) with a restriction R'b = M'u + c is considered, where X, R, M, ∑ and c are known. Explicit formulae are obtained for the best linear unbiased estimator of K'b, for the F-test of the hypothesis K'b = W'v + a, and for the simultaneous confidence intervals of the parameters K′i b' s, where K = [K1,K2,…Ks], w, and a are known, none of the matrices X, ∑, R, M, K, and W is required to have full ranks, and the design X can be one - or multi-way,complete or incomplete, balanced or not balanced, connected or disconnected. 相似文献
135.
Gabrielle K.W. Wong 《Serials Review》2013,39(3):125-132
AbstractThe profusion of data created by modern research has brought about increasing discussion on the practice of data management and the development of such infrastructure. Many universities and libraries are exploring how to address this issue using institutional repositories, the Hong Kong University of Science and Technology (HKUST) Library being one of them. As part of the exploration, the author conducted a case study of datasets at major institutional repositories. This paper visits the issues relating to data archiving, reports common practices of data treatment at institutional repositories, and presents a list of recommendations for experimenting data archiving at the HKUST Institutional Repository. 相似文献
136.
AbstractSocial bookmarking, repositories, networking, and other Web 2.0 technologies have the capacity to engage enormous numbers of ordinary people in networking, sharing, and working with digital resources. The Faculty of Education at The University of Hong Kong has been pioneering new educational applications. Through grants from the University we have developed a social bookmarking and repository system based on Web 2.0 ideas. RISAL—Repository of Interactive Social Assets for Learning has an unrealized potential to support teaching and learning at the University level. It is designed to facilitate and encourage sharing and collaboration of teachers and students with similar interests or learning foci across levels and programs. This form of learning support builds on and encourages the Web 2.0 culture of social networking and contribution of the individual to the community. In addition, the system is designed to incorporate compliance with Hong Kong's Copyright Ordinance (Creative Commons). The authors discuss the RISAL and describe its features and benefits that this system can offer to teaching and learning. 相似文献
137.
In this article, the partially linear single-index models are discussed based on smoothing spline and average derivative estimation method. This proposed technique consists of two stages: one is to estimate the vector parameter in the linear part using the smoothing cubic spline method, simultaneously, obtaining the estimator of unknown single-index function; the other is to estimate the single-index coefficients in the single-index part by the using average derivative estimator procedure. Some simulated and real examples are presented to illustrate the performance of this method. 相似文献
138.
George Y. C. Wong 《统计学通讯:模拟与计算》2013,42(8):1489-1500
We consider the estimation problem under the Lehmann model with interval-censored data, but focus on the computational issues. There are two methods for computing the semi-parametric maximum likelihood estimator (SMLE) under the Lehmann model (or called Cox model): the Newton-Raphson (NR) method and the profile likelihood (PL) method. We show that they often do not get close to the SMLE. We propose several approach to overcome the computational difficulty and apply our method to a breast cancer research data set. 相似文献
139.
In this paper several nonparametric, non-Bayesian methods for estimating the failure rate function on which no monotonicity conditions have been imposed are surveyed. The survey attempts to consolidate and synthesize literature from several diverse areas of application, and endeavors to be as up-to-date as is feasible. 相似文献
140.
Andrew D. Wong 《Journal of Sociolinguistics》2021,25(1):26-43
This article illustrates how the linguistic‐anthropological notion of axes of differentiation can illuminate translanguaging practices. Through an analysis of media texts, it explores the ways in which multilingual Hongkongers draw on their semiotic repertoires to make sense of Xiqu Centre as the English name of the recently inaugurated center for traditional Chinese theater in their city. Against the backdrop of different axes of differentiation, supporters and detractors contrast the Putonghua word xìqǔ “traditional Chinese theater” with its equivalents in English and Cantonese respectively, thereby arriving at diametrically opposed interpretations of the name. While many detractors engage in interpretive practices that challenge the discreteness of linguistic systems, others who use their multilingual knowledge to criticize the name appeal to ideologies of linguistic purism. To fully understand multilinguals’ production and interpretation of signs, we need to examine not only communicative practices that disrupt language boundaries but also those practices that do not. 相似文献