List of Articles crude oil price Open Access Article Abstract Page Full-Text 1 - Proposing a synthetic approach (FARIMA) by employing ARIMA and fuzzy regression methods in order to forecast crude oil price قدرت الله امام وردی مریم شهابی طبری Open Access Article Abstract Page Full-Text 2 - The effects of crude oil prices in the world market on regional prices of gas, Vector Error Correction approach Ali Aghili Moghaddam Ebrahim Abbassi Shahriar Nessabian Marjan Damankeshideh 10.30495/eco.2020.674205 Open Access Article Abstract Page Full-Text 3 - The Effect of OPEC Statements on Fluctuations in Crude Oil Prices Fariba Shahbodaghlou Aliasghar Esmaeilnia gatabi azadeh mehrabian ROYA SEIFIPOUR 10.30495/eco.2020.674206 Open Access Article Abstract Page Full-Text 4 - Economic Growth in the Middle East Countries amirreza souri mohammad hassan sabouri deilami javad attaran Open Access Article Abstract Page Full-Text 5 - Modeling and Forecasting Evaluation of Different Models of Short-Term Memory, Long-Term Memory, Markov Switching and Hyperbolic GARCH in Forecasting OPEC Crude Oil Price Volatility mahmood mohammadi alamuti Mohammadreza Haddadi Younes Nademi