نتایج جستجو برای: international input output tables
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چکیده : ofdm یک تکنیک مدلاسیون برای ارسال داده با سرعت بالا در کانال محو شدگی چند مسیره است. مهم ترین عاملی که سیستم های siso-ofdm (single-input single output ofdm) را با مشکل مواجه می سازند منابع تداخل می باشد. به منظور حذف تداخل استفاده از آنتن های آرایه ای در گیرنده سیستم های ofdm پیشنهاد شده که simo-ofdm (single-input multiple-output - ofdm) نامیده می شود. یکی از راههای افزایش ظرفیت کانال ...
the survey of job opportunities of productive sectors in iran's economy (input-output analysis)
in this research، job opportunities have been examined among 26 productive sectors of iran's economy by using input-output table in 2001.from viewpoint of employment ،production and value added، the key sectors has been diagnosed by using mri ، elasticity of input-output table، backward and forward linkages and june's corrective methods. then، job opportunities has been analyzed among...
e nergy consumption has increased significantly in iran during the recent decades. in this study, an inter-industrial model has been improved to investigate the sources of the changes in the energy consumption of the country. the input-output tables of iran for the years 1988 and 2001 have been employed as the database of the model. the innovation of this research allows the researchers to stud...
Strengthening the country with science and technology is a new strategy for China's economic development. However, lack of core in many fields limits development innovation. This paper collects analyzes data on input output scientific technological innovation China, United States, Japan other major countries, then puts forward suggestions how to improve structure public financial expenditure te...
Abstract The aim of this study is of the effect of structural changes in higher education on changes of output in Sistan and Baluchestan Province using structural decomposition analysis (SDA). The input-output tables of this region for the period 2006-2011 have been employed as the database of the model. The structural changes were decomposed into two factors: changes in share of specific sect...
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