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811.
812.
This article provides new data on immigrant employment in ethnic firms, in an attempt to go beyond the terms of the ethnic enclave debate as it has developed so far. We contend that enclave research has focused too narrowly on wages. Using data from a survey of Colombian and Dominican immigrants in New York City, we compare enclave, primary, and secondary workers on three types of work-related resources: wages, opportunities for skill acquisition, and access to nonmonetary fringe benefits. We find little evidence that Dominican and Colombia men in the enclave comprise a protected labor market sector. On the contrary, they are disadvantaged with respect to several fringe benefits.An earlier version was presented at the 1990 American Sociological Association meetings. 相似文献
813.
814.
Nearly all developed countries have experienced dramatic declines in the seasonality of demographic behavior over the last century. This article examines seasonal behavior in the population of Taiwan between 1906 and 1942, during Japanese colonial rule. First, we analyze seasonal demographic cycles and their ties to the cultural calendar and agriculture. Second, we compare seasonality in two regions (Xinzhu and Tainan) that experienced different agricultural development under the colonial regime. Findings demonstrate that demographic seasonality was less pronounced when urban development and colonial agricultural intensification produced more heterogeneous seasonal patterns of labor. We find that changes in agricultural organization, rather than purely a shift to nonagricultural production, may significantly reduce established seasonal timing of demographic behavior. 相似文献
815.
The use of single group skewness and kurtosis critical values for the assessment of residual normality in the ANOVA model is examined. Using single group critical values gives a conservative test of residual normality in multiple group designs. As the sample size per group increases, the empirical Type I error rates for the skewness and kurtosis tests of residual normality approach a. These results supplement previous work which has focused on testing residual normality in the linear regression model. 相似文献
816.
Cet article examine une première tentative mise au point dans le but d'évaluer le lien entre le mécontentement économique et l'appui accordé aux syndicats en ayant recours à des données provenant de diverses réunions-débats qui ont eu lieu à travers le pays. Un modèle de variable latent (LISREL) est utilisé pour étudier les positions prises par un échantillon représentatif de canadiens entre 1977 et 1981. Selon les résultats, il existe en général une stabilityé considérable pour ce qui est de l'attitude à l'endroit des droits syndicaux et des pouvoirs. Une période de mécontentement économique tend à noircir l'image des syndicats aux yeux des membres. Des tendances nettement différentes séparent, d'une part, les membres actifs et éventuels des syndicats, et, d'une autre part, ceux qui ne sont pas membres en puissance.
This paper represents the first attempt to assess the relationship between economic dissatisfaction and support for unions, using panel data collected at the national level. A latent variable (LISREL) model is employed to examine the attitudes of a representative sample of Canadian respondents during the period from 1977 to 1981. The findings indicate considerable stability in attitudes about union rights and powers over time. There is some tendency for economic dissatisfaction to produce more negative perceptions of unions among union members. Significantly different patterns are found for union members and 'potential' union members, on the one hand, and individuals who are not potential members, on the other hand. 相似文献
This paper represents the first attempt to assess the relationship between economic dissatisfaction and support for unions, using panel data collected at the national level. A latent variable (LISREL) model is employed to examine the attitudes of a representative sample of Canadian respondents during the period from 1977 to 1981. The findings indicate considerable stability in attitudes about union rights and powers over time. There is some tendency for economic dissatisfaction to produce more negative perceptions of unions among union members. Significantly different patterns are found for union members and 'potential' union members, on the one hand, and individuals who are not potential members, on the other hand. 相似文献
817.
Douglas Biklen Mary Winston Morton Shaswati Nina Saha Janet Duncan Deborah Gold Margret Hardardottir Eija Karna Susan O'Connor Shridevi Rao 《Disability & Society》1991,6(3):161-180
Facilitated communication involves hand-over-hand or hand-on-forearm support of students as they communicate through pointing at pictures, letters or other objects. Over time, it is expected that the hand and arm support can be faded back. This observational study describes an effort to introduce facilitated communication to 22 students, ranging in age from 3 years 10 months to 21 years, in several US public schools. The students are all labeled autistic and do not speak or speak only with echolalic phrases. The findings include observations of the students communicating with facilitation, language samples, and conversations by the students. The students reveal unexpected literacy and numeracy skills. The appearance of these abilities raises a number of questions concerning prior assumptions about autism, communication, independence and interdependence, and the education of students with and without disabilities. 相似文献
818.
Douglas A. Abbott Satish Sharma Suman Verma 《Journal of Family and Economic Issues》2004,25(3):387-409
The emotional environment of families living in chronic poverty in India was explored. We hypothesized that the poor (when compared to the nonpoor) would report more aversive interaction and would report less family and life satisfaction. Results showed partial support for our hypotheses. Poor husbands expressed love to wives in fewer ways than the nonpoor men, and they were more likely to use physical or verbal abuse with wives and children. Poor wives showed anger more frequently to husbands and children than the nonpoor wives. However, there were no differences between the poor and the nonpoor on family and life satisfaction. Thus, income alone was not a sufficient predictor of the family's emotional environment. 相似文献
819.
Existing methods for estimating population parameters in settings of data deficiency do not provide techniques for analysis of commonly available longitudinal data. In setting where complete population data is unavailable, longitudinal data recorded for only a subset of the total population are often available (e.g., event registers, genealogies). In this article we present and evaluate models which derive population parameters for the population subgroup underlying such longitudinal data. Using the distribution of individual times until first recorded event within a measurement interval, population parameters are estimated which provide basic denominator data for analyzing event occurrence. The models which we derive are especially suited to records which may include migration and population growth trends. The use of the models is demonstrated and evaluated through an application to genealogical records for a nineteenth-century population. Possible extensions of these models and their major limitations are also discussed. 相似文献
820.
The predictive discrimination model of Geisser is derived for the case in which the covariance matrices of the different populations are assumed proportional, with unknown constants of proportionality. It is shown that this model provides a better fit to a set of data than does the usual homoscedastic model. 相似文献