نتایج جستجو برای: economic threshold
تعداد نتایج: 433989 فیلتر نتایج به سال:
abstract the study examines the growth effects of foreign direct investment on environmental quality in nigeria between 1970 and 2013. variables like per capita income, environmental degradation, foreign direct investment, human capital, inflation, trade openness, interest rate, and the interaction term between foreign direct investment and carbon emission were employed in the study. a long run...
Economic growth is one of the most important macroeconomic indicators in each country that its sustainability for a long time is one of the most basic and necessary conditions to achieve economic development. The aim of this paper is modeling the effective factors of economic growth in Iran concerning the period 1973-2014 using a Markov switching GARCH model (MS-GARCH). The contribution of thi...
Soybean aphid, Aphis glycines Matsumura (Hemiptera: Aphididae), reached damaging levels in 2003 and 2005 in soybean, Glycine max (L.) Merrill, in most northern U.S. states and Canadian provinces, and it has become one of the most important pests of soybean throughout the North Central region. A common experimental protocol was adopted by participants in six states who provided data from 19 yiel...
field experiment was conducted to determine the economic threshold for spraying of flubendiamide against the brinjal shoot and fruit borer. flubendiamide was applied based on 10 thresholds including 2% shoot infestation, 5% shoot infestation, first fruit set + 2% fruit infestation, first fruit set + 5% fruit infestation, 2% fruit infestation, 5% fruit infestation, 2% shoot + 2% fruit infestatio...
Introduction: Although the use of the happiness economy approach does not have much history, since policy makers generally make decisions in the direction of increasing well-being and public satisfaction, it becomes important to quantify the concept of mental well-being and examine the factors affecting it in order to improve happiness in society. Methods: The purpose of this research is to in...
Discussion Papers are a series of manuscripts in their draft form. They are not intended for circulation or distribution except as indicated by the author. For that reason Discussion Papers may not be reproduced or distributed without the written consent of the author. Abstract The significant impact of international tourism in stimulating economic growth is especially important from a policy p...
nowadays in trade and economic issues, prediction is proposed as the most important branch of science. existence of effective variables, caused various sectors of the economic and business executives to prefer having mechanisms which can be used in their decisions. in recent years, several advances have led to various challenges in the science of forecasting. economical managers in various fi...
Introduction: Although the use of the happiness economy approach does not have much history, since policy makers generally make decisions in the direction of increasing well-being and public satisfaction, it becomes important to quantify the concept of mental well-being and examine the factors affecting it in order to improve happiness in society. Methods: The purpose of this research is to in...
this paper investigates the possibility of both linear and nonlinear effects of energy consumption on economic growth in iran, using data for the period of 1959–2007 based on threshold regression. some previous studies support the view that energy consumption may promote economic growth. however, the conclusion drawn from this study suggests that such relationship exists only where there is a l...
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