نتایج جستجو برای: social and economic networks
تعداد نتایج: 17055548 فیلتر نتایج به سال:
rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...
within the components of communicative competence, a special emphasis is put on the “rules of politeness,” specifically the politeness strategies (brown and levinson, 1978) that speakers deploy when performing the request speech act. this is because the degree of imposition that making a request places upon one’s interlocutor(s) has been seen to be influenced by several factors among which, as ...
the purpose of this paper was to measure the social capital of the medical students of mashhad medical sciences university in the place they lived (their neighborhood), and the factors affecting it. the statistical universe was the university with a total of 5383 students. the sample was 244. the sampling was done using the systematic classification method, the classes being the faculty and sex...
today, scouring is one of the important topics in the river and coastal engineering so that the most destruction in the bridges is occurred due to this phenomenon. whereas the bridges are assumed as the most important connecting structures in the communications roads in the country and their importance is doubled while floodwater, thus exact design and maintenance thereof is very crucial. f...
Background and Aim: Cancer produces many problems in all dimensions of human life. and cause increased supportive needs patients. Dramatic increase in the number of cancer patients, different treatments and health care costs highlights the need for a better social setting towards a healthy life. Present study determines the correlation between perceived social support from different and suppo...
regarding competitive world, economic factors and socialfactors could be effective on business. the social network has animportant role as social characteristics, propulsion and basic force forsocial cohesion in internet business activities. the purpose of this paper isto examine the impact of social networks on the internet businesssustainability by intermediation of entrepreneurial intention....
Social health is affected by social and cultural factors, and university students often encounter with several problems that may negatively influence their social health. Challenges during studying for university students are often associated with a variety of stresses and pressures that threaten their social health. Social health of university students is essential in order to prevent social p...
We examine the marriage of recent probabilistic generative models for social networks with classical frameworks from mathematical economics. We are particularly interested in how the statistical structure of such networks influences global economic quantities such as price variation. Our findings are a mixture of formal analysis, simulation, and experiments on an international trade data set fr...
Background and Aim: University students due to having better media literacy are among the groups that use social networks more. Aim of this research was to study the use of social networks by university students based on demographic and educational variables. Method: This quantitative applied research utilized survey design. Data collection instrument was a questionnaire developed by the invest...
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