نتایج جستجو برای: regressive distribution lags ardl model

تعداد نتایج: 2586013  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم و فنون مازندران 0

مدل روزنه های موازی موج دار (corrugated oarallel bundle model) برای تعریف اثر ساختمان روزنه ها در نفوذ-واکنش (diffusion and reaction) در کاتالیستهای متخلخل بکار می رود. در مدل روزنه های موج دار، از یک دسته روزنه های اصلی (pore) استفاده شده است . هر یک از این روزنه های اصلی دارای یکسری عناصر روزنه می باشد که هر عنصر دارای یک شعاع تعیین شده به صورت اتفاقی از یک توزیع اندازه روزنه ها (pore size di...

Journal: :پژوهش های رشد و توسعه پایدار 0
کاظم یاوری دانشیار و عضو هیأت علمی گروه اقتصاد دانشگاه تربیت مدرس مهدیه رضاقلی زاده دانشجوی دکتری اقتصاد دانشگاه تربیت مدرس مجید آقایی دانشجوی دکتری اقتصاد دانشگاه تربیت مدرس

this article analyses the effects of foreign exchange commitment and exchange rate unification policies on iran’s non-oil exports during the last three decades. in addition, the effects of these policies on non-oil exports have empirically been estimated. for this purpose, an export supply model was estimated using the econometrics technique of auto regressive distributed lag (ardl) and reliabl...

In recent years, the value-added created in the transportation industry is about 8 percent of GDP of Iran. Due to the high-induced effect of transportation sector on the whole economy, analyzing transportation production function and its determinant is of great value for policymakers. The objective of the present research is to estimate the transportation production for the case of Iran and to ...

Journal: :Malaysian Journal of Social Sciences and Humanities 2022

Marine fisheries are a major industry in Malaysia sector, which contributes significant growth the economy and national food security. Unfortunately, this is vulnerable to threats of climate change relation marine environment such as rising sea level, water acidity, surface temperature. This study aims assess impact on sustainability Malaysia. uses Quintuple Helix model approach expansion estab...

1997
M. Hashem Pesaran Yongcheol Shin

This paper examines the use of autoregressive distributed lag (ARDL) models for the analysis of long-run relations when the underlying variables are I(1). It shows that after appropriate augmentation of the order of the ARDL model, the OLS estimators of the short-run parameters are p T -consistent with the asymptotically singular covariance matrix, and the ARDL-based estimators of the long-run ...

H. Mehrabi Boshrabadi H. Nezamabadi Pour M.R. Zare Mehrjerdi S. Negarchi

ABSTRACT-Due to the important role productivity plays in future decision making and programming, the productivity indexes should have accurate quantities. In this study, Auto-Regressive Distributed Lag (ARDL) and Genetic Algorithm (GA) methods are applied to time series of 1978-2008 to accurately measure total factor productivity (TFP) in the agricultural sector of Iran. The comparison of these...

Journal: :Bioscience trends 2017
Jie Zhang Kazumitsu Nawata

Worldwide, influenza is estimated to result in approximately 3 to 5 million annual cases of severe illness and approximately 250,000 to 500,000 deaths. We need an accurate time-series model to predict the number of influenza patients. Although time-series models with different time lags as feature spaces could lead to varied accuracy, past studies simply adopted a time lag in their models witho...

Journal: :تحقیقات اقتصادی 0
حسین عباسی نژاد دانشیار دانشکدة اقتصاد دانشگاه تهران حمید یاری دانشجوی کارشناسی ارشد علوم اقتصادی، دانشگاه تهران

there are two main reasons for studying investment in an economy. first, the combination of firms? investment demand and household?s saving supply determines how much of an economys? resoures is invested. second, investment is highly volatile; thus investment demand may be important in the short-run fluctuations. the present article examins the relationship and veracity of existence of banks pr...

2009
Abdul Jalil Syed F. Mahmud

This study examines the long-run relationship between carbon emissions and energy consumption, income and foreign trade in the case of China by employing time series data of 1975–2005. In particular the study aims at testing whether environmental Kuznets curve (EKC) relationship between CO2 emissions and per capita real GDP holds in the long run or not. Auto regressive distributed lag (ARDL) me...

Journal: :Financial Innovation 2021

Abstract With the rapid expansion of RMB exchange rate’s floating range, effects rate and global commodity price changes on China’s stock prices are likely to increase. This study uses both auto regressive distributed lag (ARDL) nonlinear ARDL (NARDL) approaches explore symmetric asymmetric prices. Our findings show that without considering critical variable prices, there is no cointegration re...

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