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    • List of Articles گشتاورهای تعمیم‌یافته (GMM)

      • Open Access Article

        1 - اثرات فناوری اطلاعات و ارتباطات بر تولید ناخالص داخلی در ایران و مجموعه کشورهای حوزه خلیج فارس
        اسماعیل سرآمد قرانقیه فرید عسکری فرزانه خلیلی عبدالرحیم هاشمی دیزج
      • Open Access Article

        2 - The Impact of Human Capital and Business Environment on the Economic Growth of Iran's Provinces
        fazel qorbani ahmad sarlak Golamali Haji
        The purpose of this study is to investigate the impact of human capital and business environment on the economic growth of thirty provinces of Iran by Generalized Method of Moments using panel data during 2010-2016. The results showed that human capital and business env More
        The purpose of this study is to investigate the impact of human capital and business environment on the economic growth of thirty provinces of Iran by Generalized Method of Moments using panel data during 2010-2016. The results showed that human capital and business environment had a positive and significant effect on the economic growth of the provinces of the country, but human capital had more effect on the economic growth of the provinces than other variables. Based on the results, it is suggested that economic planners and policymakers strengthen the quality level of human capital and business competition environment. Manuscript profile
      • Open Access Article

        3 - The Test of Trade Balance Effect Symmetry and the Incidence of Effects of Monetary Policy on Output and Inflation
        seyyedeh sajedeh pourmohammadi amir mansour tehranchian saeed rasekhi
            The economy of Iran, since 1385s In addition to significiant decrease in output has experienced the high and two-digit inflation rates. For this reason, review of determinantes of inflation rate and output has a remarkable necessity. The factors like More
            The economy of Iran, since 1385s In addition to significiant decrease in output has experienced the high and two-digit inflation rates. For this reason, review of determinantes of inflation rate and output has a remarkable necessity. The factors like population growth, Eccessive technological advancement, private investment and initial level of per capita income and money growth are the variables affecting on the growth. Also, the idea of “inflationary money” has the relative consensus among economists, but identifying of the factors that determine the intensity of the effectiveness of the monetary policy on inflation rate and output makes it possible for monetary policymakers to planning for controlling inflation and increasing the output. Trade Openness is one of the factors that has a determinative role in review of difference the effectiveness of money growth on inflation rate and output in different countries. The aim of the present study is the test of Trade balance effect symmetry and the Incidence of the effects of monetary policy on economic growth and inflation. For this purpose, years 2000-2014, related to 34 selected countries with high middle-income and Generalized Method of Moments (GMM) have been used. The research showed that more trade openness leads to increase the impact of monetary policy on output and decease the impact of monetary policy on inflation.the more trade liberalization through omitting or decreasing of tarrifs and import quotas are the main suggestions of this study Manuscript profile
      • Open Access Article

        4 - The Productivity of Energy and the Effective Factors on it. (Manufacturing Industries of IRAN)
        Ebrahim Niknaghsh نقی شجاع Amir Gholam Abri Mohamad Mehdi Movahedi
        The main goal of the present study is to evaluate the total energy productivity and the effective factors on 134 manufacturing industries in Iran with a four digit code and also ISIC international classification among 1385 to 1394. To do this, with data envelopment anal More
        The main goal of the present study is to evaluate the total energy productivity and the effective factors on 134 manufacturing industries in Iran with a four digit code and also ISIC international classification among 1385 to 1394. To do this, with data envelopment analysis and Malmquist method the technical, technological efficiency and the total energy productivity are calculated on the manufacturing industries in Iran. And then by fixed effects method and generalized method of moments  (GMM),the effect factors on the total Energy Productivity was calculated. The results of the model showed that the total Manufacturing Industries experiences a technological positive growth, but some have been technically efficient. In all, the findings showed the growth of the total energy productivity in the manufacturing industries. The findings based on the model showed that variables such as skills, information communication technologies (ICT), research and development, physical capital and machinery and equipment , export and time are meaningful effect and just variable education is meaningless effect on the total energy productivity. Based on the results, reviewing the work style, improving managerial skills ,Government subsidized support of production and investment, imports tariff reduction of capital equipment and machinery of the industries with less energy consumption is recommended. Manuscript profile
      • Open Access Article

        5 - The Effect of Financial Market Variables and Macroeconomic Variables on Exchange Rate Returns of Iran and major trading partners (1990 to 2015)
        Reza Najarzade Lotfali Agheli Elham Khorasani
        The aim of this study is to evaluate the impact of financial and fundamental variables on exchange rate fluctuations for Iran and 11 countries of her major trading partners during 1990-2015 with General Method of Moments (GMM) approaach. The overall results suggest that More
        The aim of this study is to evaluate the impact of financial and fundamental variables on exchange rate fluctuations for Iran and 11 countries of her major trading partners during 1990-2015 with General Method of Moments (GMM) approaach. The overall results suggest that stock index differentials, the interest rates differentials, net capital inflows, net bond inflows, budget deficit and the relative efficiency of non-tradable sector have a negative and significant impact on the exchange rate. However, the inflation rate differentials and the relative efficiency of tradable sector have a positive effect. Inflation, deficit and the relative efficiency of tradable sector showed to have the greatest impact on the exchange rate returns. Therefore, it is recommended to reduce the role of the government through the transfer of activities to the nongovernmental sector and less government intervention in the economy to reduce the adverse effects of the budget deficit on macroeconomic performance, to prevent a sharp increase in liquidity in the community, and to reduce the conversion of oil revenues to rials relative to Reducing inflation, and improving efficiency index, especially that of tradable sector to preserve the value of the national currency is helpful. Manuscript profile
      • Open Access Article

        6 - Separation and Computation of Relative Risk Aversion and Elasticity of Inter Temporal Substitution: Recursive Preferences and Dynamic Programming Approach
        reza roshan
        Abstract The aim of this paper is separation and calculation of the relative risk aversion and elasticity of inter temporal substitution (EIS) by combining the recursive preferences and budget constraint of the consumer. For this mean,at the first, asset portfolio was More
        Abstract The aim of this paper is separation and calculation of the relative risk aversion and elasticity of inter temporal substitution (EIS) by combining the recursive preferences and budget constraint of the consumer. For this mean,at the first, asset portfolio was constituted for Iranian households and by using of the GMM approach and utility function, Euler equations investigated for during the 1357-1393. The results of different models indicate that there is no reciprocal relation between of two parameters and Iranian households tend to stabilize and smooth consumption at different states and times. Based on the results, development of financial markets will be on the agenda of planners, so that small-scale households’ capital can be led through such markets to rebuild the country's infrastructure. Manuscript profile
      • Open Access Article

        7 - Analysis af Quantity and the Way Privatization Affects Economic Growth – Case of Members of G - Eight Countries, 1998-2010
        S. Arianmehr A. Yahyaabadi A. Hortamani M. Shafaghat
        Transfer to the private sector and government policies, economic activities, limiting the activities of the government and the public sector in recent decades has been unprecedented in world currency and today, more or less, in all countries, whether developed or develo More
        Transfer to the private sector and government policies, economic activities, limiting the activities of the government and the public sector in recent decades has been unprecedented in world currency and today, more or less, in all countries, whether developed or developing, has been implemented on a wide scale. This policy, which is known as the privatization policy, has always been an important and significant impact on the operations, business performance, efficiency, institutional, and economic variables. Had the reverse. The study will attempt to examine one of the most important macroeconomic effects of privatization, with other macroeconomic variables, even on economic growth in member countries G-eight to be paid for the period 2010-1998 and the hypothesis tested that the privatization could lead to a positive impact on economic growth during the study period or not. This study uses panel data and dynamic panel generalized moments method (GMM) carries the main hypothesis of this study indicate that and shows that privatization has a positive and significant impact on economic growth in member countries G - Eight is for the period that mentioned. Manuscript profile
      • Open Access Article

        8 - Effect of Oil Revenues on the Military Burden in Oil-Rich Countries of Middle East
        Aboulghasem Gol khandan
        The main objective of this paper is to investigate the effect of oil revenues on the military expenditures in nine oil-rich countries of Middle East during the years 1995-2018. For this purpose, a general model of military expenditures designed for these countries and t More
        The main objective of this paper is to investigate the effect of oil revenues on the military expenditures in nine oil-rich countries of Middle East during the years 1995-2018. For this purpose, a general model of military expenditures designed for these countries and to estimate it the generalized method of moments (GMM) is used in the form of dynamic panel data. The results of the model estimation show that the oil revenues have a positive and significant effect on the military expenditures in the studied countries. So that with an increase of 1 percent in the share of oil revenues to GDP, the ratio of military spending to GDP (military time) increased in this country about 0.16 percent. On this basis, it can be said that the oil plays a significant role in providing military expenditure and security in the oil-rich countries of Middle East Manuscript profile