نتایج جستجو برای: for both portfolios

تعداد نتایج: 10714079  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

a one dimensional dynamic model for a riser reactor in a fluidized bed catalytic cracking unit (fccu) for gasoil feed has been developed in two distinct conditions, one for industrial fccu and another for fccu using various frequencies of microwave energy spaced at the height of the riser reactor (fccu-mw). in addition, in order to increase the accuracy of component and bulk diffusion, instanta...

2008
Dennis O. Gheris Albert Fundaburk

The purpose of this study was to determine the degree to which employers support the use of e-portfolios by job applicants and attempted to answer the following additional questions: (1) What e-portfolio features do employers prefer? (2) What eportfolio delivery systems do employers prefer? and (3) What are types of companies prefer that applicants use e-portfolios when applying for a job? A sa...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم انسانی 1390

this study investigated the effects of manipulating the cognitive complexity of tasks along +/- few elements and the time limits on l2 learners writing performance. to conduct the study, 60 iranian efl learners with two levels of proficiency, low and high intermediate, were selected and assigned to three groups based on the time devoted to task completion. the participants performed both a simp...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1390

this study investigated the functions, types and frequencies of code switching in the teachers and students discourse in elt classrooms. to this end, the participants of this study including two groups of teachers and students were selected. the first group of participants were two efl teachers teaching general english courses (at two different levels of proficiency) in an institutional program...

2000
Anil Bangia Francis X. Diebold Til Schuermann

The turmoil in the capital markets in 1997 and 1998 has highlighted the need for systematic stress testing of banks’ portfolios, including both their trading and lending books. We propose that underlying macroeconomic volatility is a key part of a useful conceptual framework for stress testing credit portfolios, and that credit migration matrices provide the specific linkages between underlying...

Journal: :European Journal of Operational Research 2014
Woo Chang Kim Min Jeong Kim Jang Ho Kim Frank J. Fabozzi

Robust portfolios reduce the uncertainty in portfolio performance. In particular, the worst-case optimization approach is based on the Markowitz model and form portfolios that are more robust compared to mean–variance portfolios. However, since the robust formulation finds a different portfolio from the optimal mean–variance portfolio, the two portfolios may have dissimilar levels of factor exp...

2015
Lisa A. Kort-Butler David D. Martin

Extracurricular participation in adolescence is often linked to the development of a prosocial identity and social relationships. Through these social psychological mechanisms, participation is thought to prevent risky behavior in adolescence and into emerging adulthood. This study examined the relationship between high school activity portfolios and risky behaviors (i.e. binge drinking, drug u...

2006
JPL Hatchett R Kühn

We study a simple, solvable model that allows us to investigate effects of credit contagion on the default probability of individual firms, in both portfolios of firms and on an economy wide scale. While the effect of interactions may be small in typical (most probable) scenarios they are magnified, due to feedback, by situations of economic stress, which in turn leads to fatter tails in loss d...

Arunodaya Raj Mishra Pratibha Rani,

In the fuzzy set theory, information  measures play a paramount role in several areas such as decision making, pattern recognition etc. In this paper, similarity measure based on cosine function and entropy measures based on logarithmic function for IFSs are proposed. Comparisons of proposed similarity and entropy measures with the existing ones are listed. Numerical results limpidly betoken th...

2009
S. D. Arnold D. De Vito

Electronic portfolios have been created by students ranging from elementary to post secondary, and by professionals in divergent fields ranging from art to business. The specific intentions of the portfolios are equally disparate, including showcases of accomplishment, competency, and self-reflection. For students in the teacher education programs advocating electronic portfolios, the initial d...

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