نتایج جستجو برای: structural equations model

تعداد نتایج: 2600434  

The aim of this study was to test the fit of the structural model of the relationship between green human resource management and environmental performance of the staff of the Ministry of Sports and Youth mediated by environmentally friendly behaviors. The research method was descriptive-correlational and was done by modeling structural equations in the maximum likelihood method. The statistica...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده علوم پایه 1389

abstract part one: the electrode oxidation potentials of a series of eighteen n-hydroxy compounds in aqueous solution were calculated based on a proper thermodynamic cycle. the dft method at the level of b3lyp-6-31g(d,p) was used to calculate the gas-phase free energy differences ,and the polarizable continuum model (pcm) was applied to describe the solvent and its interaction with n-hydroxy ...

ژورنال: :مهندسی عمران مدرس 0
جبارعلی ذاکری دانشگاه علم و صنعت ایران تهران میثم نعیمی دانشگاه علم و صنعت ایران، تهران مرتضی اسماعیلی دانشگاه علم و صنعت ایران، تهران

abstract: ballasted railway track are of the most common types of railway in our country. the aim of this paper is study of three-dimensional suitable model for railway ballasted track and dynamic analysis of that using numerical runge-kutta 4th order method. after the dynamic analysis is performed the responses related to railway components are determined. to analyze the effect of passing rail...

Journal: :وقایع علوم کاربردی ورزش 0
amir reza khadem azghadi department of sport management and media, faculty of sport sciences, shahid beheshti university, tehran, iran mohammad reza boroumand department of sport management and media, faculty of sport sciences, shahid beheshti university, tehran, iran mohammad hosein salari department of sport management and media, faculty of sport sciences, shahid beheshti university, tehran, iran

because of reducing the number of spectators of football premier league, this study is seeking for identifying factors put the most impact on this decline. the statistical population consisted of all spectators in iran football premier league in 2015-16, out of which 395 spectators were randomly selected as the research samples. the data were collected via a researcher-made questionnaire. the f...

2007

Theoretical foundations for estimating gravity equations were enhanced recently in Anderson and van Wincoop (2003). Though elegant, the model assumes symmetric bilateral trade costs to generate an estimable set of structural equations. In reality, however, trade costs (and trade flows) are not bilaterally symmetric. To allow for asymmetric bilateral trade costs, we provide an alternative framew...

Akbari, Maryam, Fayand, Jalil , Karimi, Kyomath, Moradi, Omid,

Objective: The present study aimed to assess the correlations between emotional self-regulation and problem-solving with disease perception through resilient mediation in patients with multiple sclerosis (MS) in Tabriz, Iran. Methodology: This study was carried out as structural equations on 250 MS patients in Tabriz in 2018, who completed emotional self-regulation, problem-solving, disease per...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

deployable scissor type structures are composed of the so-called scissor-like elements (sles), which are connected to each other at an intermediate point through a pivotal connection and allow them to be folded into a compact bundle for storage or transport. several sles are connected to each other in order to form units with regular polygonal plan views. the sides and radii of the polygons are...

2004
Zhongjun Qu Pierre Perron

This paper considers issues related to estimation, inference and computation with multiple structural changes occurring at unknown dates in a system of equations. Changes can occur in the regression coefficients and/or the covariance matrix of the errors. We also allow arbitrary restrictions on these parameters, which permits the analysis of partial structural change models, common breaks occur...

Journal: :اقتصاد پولی مالی 0
شمس السادات زاهدی لیلا مرتضوی

the purpose of this research, was to determine the impact of contextual variable of change on commitment to change in related to process of privatization through emotional envolvment. in this regard, randomize stratified sampling was selected and 104 managers and specialists of khorasan province regional electric company participated in the study. to collect data was used a questionnaire with 9...

Journal: :پژوهشنامه مدیریت تحول 0
مهدی حقیقی کفاش سعید صحت محمد اثناعشری مژگان فرهمند ثابت

in this study, we addressed the relationship between corporate reputation and customer behavioral intentions in the eghtesad novin bank. for this purpose, we considered the components: trust, identification and commitment as mediator variables that led to formulating 8 hypothesis .the research population was the customers of eghtesad novin bank in tehran branches who had at least one active acc...

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