نتایج جستجو برای: reference groups

تعداد نتایج: 979965  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده ادبیات و زبانهای خارجی 1391

esl/efl books play a crucial role in shaping language learners worldview of gender roles in society. the present study investigated the status of sexism in two sets of efl textbooks, one developed by non-native iranian authors (ili series) and the other by native authors (top notch series). first, two books from each series was selected randomly. then, a quantitative analysis was carried out wi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی - دانشکده ادبیات و علوم انسانی 1388

چکیده ندارد.

Journal: :علوم دامی ایران 0
آزاده بوستان دانشجوی دکتری پردیس کشاورزی و منابع طبیعی دانشگاه تهران اردشیر نجاتی جوارمی ، دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران محمد مرادی شهربابک استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران مهدی ساعتچی دانش آموخته پردیس کشاورزی و منابع طبیعی دانشگاه تهران

throughout the present study the effect of using markers close to genes affecting a trait, ascompared with the use of all the markers of a genome, and also the effect of on increase in thenumber of reference groups, on the accuracy of a genetic evaluation, was investigated. genomicevaluation was done using blup method. the results indicated that use of markers close to genesaffecting a trait an...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1375

the thesis has been arranged into five chapters and mainly concerned with the baer-invariant of groups which is the generalization of the schur-multiplier with respect to the variety of groups. chapter one is devoted to collect some notation and background information which are needed in the next chapters. its also contains some important statements which will be generalized in this thesis. cha...

Journal: :Management Science 2014
Guillaume Roels Xuanming Su

In this paper, we study how social planners should exploit social comparisons to pursue their objectives. We consider two modes of social comparison, referred to as behind-averse and ahead-seeking behaviors, depending on whether individuals experience a utility loss from underperforming or a utility gain from overperforming relative to their peers. Modeling social comparison as a game between p...

Journal: :Demographic research 2013
Nicole Angotti Amy Kaler

BACKGROUND Researchers across disciplines face a similar challenge ensuring our methods can give us valid, usable answers to our questions. But what happens when multiple strategies of inquiry give us different answers to the same research question? We explore this question through three different modes of qualitative inquiry--interviews, focus groups, and participant observation - oriented aro...

2011
Andrew E. Clark Claudia Senik

This paper provides unprecedented direct evidence from large-scale survey data on both the intensity (how much?) and direction (to whom?) of income comparisons. Income comparisons are considered to be at least somewhat important by three-quarters of Europeans. They are associated with both lower levels of subjective well-being and a greater demand for income redistribution. The rich compare les...

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