نتایج جستجو برای: social and economic networks

تعداد نتایج: 17055548  

ژورنال: مدیریت ارتقای سلامت 2020
asghari ghanji, Saeed, Esmaili, mohammadreza, Haji Anzehai, Zahra,

Introduction: All kinds of social networks have had profound and varied effects on the lives of people in human society, especially adolescents and young people. The aim of this study was to determine the correlation between self-efficacy and addiction to social networks with the motivation of academic achievement in high school students in Tehran. Methods: The present study is descriptive-cor...

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Journal: خانواده و پژوهش 2019
K. Karimian, M. Parsamehr, Ph.D., S.A.R. Afshani, Ph.D.,

The Association between Use of Virtual Social Networks and Social Isolation among High School Girls in Shahrekord   K. Karimian [1] M. Parsamehr, Ph.D. [2] S.A.R. Afshani, Ph.D. [3]   This study [4] sought to examine the association between use of virtual social networks and social isolation among high school girls in Shahrekord. The research method was survey. The statistical population ...

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پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389
عبدالرضا فرهنگ خردمند, عبدالرضا فرجی راد, علی امامی میبدی,

the quest for power has formed much of the world history especially in 20th and 21st centuries. oil (energy) particularly after industrial revolution has been a tool for conquest and power and has been transformed to a geopolitical issue. from a geopolitical point of view this has been the case for the last two centuries in central asia and caucasus. central asia and caucasus has always been...

15 صفحه اول
Journal: :international journal of human capital in urban management 0
m. shahpasand petro imen sharif company, no.15, fatemi street, tehran, iran a.r. karbassi graduate faculty of environment, university of tehran, p.o.box 14155-6135, tehran, iran f. salehi traning center for health safety and environment, modaresan, bahrehvari imen company, poonak square, tehran, iran a. a. rajabi department of the environment, center for air and climate change, hakim highway, tehran, iran h. a. gafari shahr-e-salem company, municipality of tehran, resalat highway, tehran, iran

this study is an attempt to monitor and investigate the main elements of social harms from political, economic, sociocultural, technological, environmental and legal perspectives in accordance with the factors of pestel. one of the findings of the present study indicates that iran has taken several measures in order to fight narcotics.  in poverty and unemployment, it must be admitted that cast...

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2006

Empirical studies of social interactions address a multitude of definitional, econometric and measurement issues associated with role of interpersonal and social group influences in economic decisions. Applications range from studies of crime patterns, neighborhood influences on upbringing and conformist behavior, mutual influences among classmates and keeping up with roommates in colleges rega...

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2009
Martin Gneiser Julia Heidemann Mathias Klier Andrea Landherr Florian Probst

Online social networks have been gaining increasing economic importance in light of the rising number of their users. Numerous recent acquisitions priced at enormous amounts have illustrated this development and revealed the need for adequate business valuation models. The value of an online social network is largely determined by the value of its users, the relationships between these users, a...

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پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه امام رضا علیه السلام - دانشکده ادبیات و علوم انسانی 1392
سحر خادمیان کلات, ضرغام قپانچی, بهزاد قنسولی هزاره,

این مطالعه سعی دارد تا رابطه تفکر انتقادی و مهارت های شناختی را به عنوان دو عنصر مهم روانشناسی شناختی با کیفیت ترجمه متون ادبی و اقتصادی بررسی کند. صد دانشجوی سال آخر ترجمه که در مقطع کارشناسی مشغول به تحصیل هستند برای شرکت در این مطالعه انتخاب شدند و آزمون های تافل تفکر انتقادی و مهارت های شناختی از آنها گرفته شد. آزمون ترجمه ادبی و اقتصادی نیز برای تعیین سطح کیفیت ترجمه گرفته شد. یافته های حا...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390
تهمینه وکیلی, کوروش عاکف, هاجر خان محمد,

acknowledgements i wish to express my gratitude to all those who have helped me in preparing this thesis. i would like to express my deep gratitude to my respected advisor dr. kourosh akef, whose advice and comments helped me in the early stages of the research and throughout the writing process. i would also like to express my gratitude to dr. hajar khanmohammad whose invaluable guidance he...

15 صفحه اول
پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده ادبیات، زبانهای خارجی و تاریخ 1391
مریم سیدی, زهره نفیسی, الهه ستوده نما,

the aim of conducting this study was to investigate the foreign language learning needs of undergraduate economics students and business management students in faculties of social sciences of alzahra and azad naragh university. in the study, which was designed on the basis of a qualitative-quantitative basis using interviews and questionnaires, 146 female undergraduate business management as we...

15 صفحه اول
ژورنال: تعامل انسان و اطلاعات 2017
Hassanzadeh, Mohammad, Mirtaheri, Seyedeh Leili, Navidi, Fatemeh,

Background and Aim. The promising outlook of easy communication incurring minimum cost has caused social networks to face increasing number of active members each day. These members develop and expand international communication through information sharing including personal information. Thus, big data analysis of social networks provides companies, organizations and governments with ample and ...

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نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید

function paginate(evt) { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term pg=parseInt(evt.target.text) var data={ "year":filter_year, "term":term, "pgn":pg } filtered_res=post_and_fetch(data,url) window.scrollTo(0,0); } function update_search_meta(search_meta) { meta_place=document.getElementById("search_meta_data") term=search_meta.term active_pgn=search_meta.pgn num_res=search_meta.num_res num_pages=search_meta.num_pages year=search_meta.year meta_place.dataset.term=term meta_place.dataset.page=active_pgn meta_place.dataset.num_res=num_res meta_place.dataset.num_pages=num_pages meta_place.dataset.year=year document.getElementById("num_result_place").innerHTML=num_res if (year !== "unfilter"){ document.getElementById("year_filter_label").style="display:inline;" document.getElementById("year_filter_place").innerHTML=year }else { document.getElementById("year_filter_label").style="display:none;" document.getElementById("year_filter_place").innerHTML="" } } function update_pagination() { search_meta_place=document.getElementById('search_meta_data') num_pages=search_meta_place.dataset.num_pages; active_pgn=parseInt(search_meta_place.dataset.page); document.getElementById("pgn-ul").innerHTML=""; pgn_html=""; for (i = 1; i <= num_pages; i++){ if (i===active_pgn){ actv="active" }else {actv=""} pgn_li="
  • " +i+ "
    • "; pgn_html+=pgn_li; } document.getElementById("pgn-ul").innerHTML=pgn_html var pgn_links = document.querySelectorAll('.mypgn'); pgn_links.forEach(function(pgn_link) { pgn_link.addEventListener('click', paginate) }) } function post_and_fetch(data,url) { showLoading() xhr = new XMLHttpRequest(); xhr.open('POST', url, true); xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8'); xhr.onreadystatechange = function() { if (xhr.readyState === 4 && xhr.status === 200) { var resp = xhr.responseText; resp_json=JSON.parse(resp) resp_place = document.getElementById("search_result_div") resp_place.innerHTML = resp_json['results'] search_meta = resp_json['meta'] update_search_meta(search_meta) update_pagination() hideLoading() } }; xhr.send(JSON.stringify(data)); } function unfilter() { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":"unfilter", "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } function deactivate_all_bars(){ var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(bar) { bar.dataset.active = false bar.style = "stroke:#71a3c5;" }) } year_chart.on("created", function() { var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(check) { check.addEventListener('click', checkIndex); }) }); function checkIndex(event) { var yrchart = document.querySelectorAll('.ct-bar'); var year_bar = event.target if (year_bar.dataset.active == "true") { unfilter_res = unfilter() year_bar.dataset.active = false year_bar.style = "stroke:#1d2b3699;" } else { deactivate_all_bars() year_bar.dataset.active = true year_bar.style = "stroke:#e56f6f;" filter_year = chart_data['labels'][Array.from(yrchart).indexOf(year_bar)] url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":filter_year, "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } } function showLoading() { document.getElementById("loading").style.display = "block"; setTimeout(hideLoading, 10000); // 10 seconds } function hideLoading() { document.getElementById("loading").style.display = "none"; } -->