نتایج جستجو برای: 21 hours are more risky
تعداد نتایج: 6057563 فیلتر نتایج به سال:
As the dependence structure (i.e. the copula) among the assets is ...xed, one might think that the riskier the assets, the riskier the portfolio. Surprisingly enough, this conjecture turns out to be false even for coherent risk measures and normal returns. We show that two conditions are able to preserve risk ordering under the portfolio: convexity for the risk measure and conditional increasin...
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in the past couple of decades sociocultural theory of sla and its implications in efl contexts have attracted attentions of research circles worldwide and aroused some controversies. firth and wagner (1997) have questioned the principles of the cognitive view which gives importance to mental constructs in favor of sociocultural view which highlights social and contextual constructs. but if soci...
Office hours are a higher-education tradition. Unchanged for past-decades, the upheaval due to COVID pandemic, transitioned office in many institutions from face-to-face virtual and other formats. Historically resource underused by students. Faculty-student interactions considered high-impact activity aimed at promoting student success. One purpose of is increase access faculty. It time revital...
writing an academic article requires the researchers to provide support for their works by learning how to cite the works of others. various studies regarding the analysis of citation in m.a theses have been done, while little work has been done on comparison of citations among elt scopus journal articles, and so the dearth of research in this area demands for further investigation into citatio...
BACKGROUND This paper explores problematic Internet gaming in the context of other forms of risky behaviour. The basic premise is that children and adolescents at risk will display different types of risky behaviour in various settings. SUBJECTS AND METHODS Children and adolescents (N=1150) were surveyed about (cyber)violence, problematic gaming (habits, motives and symptoms), self-disclosure...
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